Meet the Calliope Hummingbird: The Smallest Bird in America

1. Physical Characteristics of the Calliope Hummingbird

A vibrant hummingbird hovers near pink flowers. The bird has an iridescent green body, a bright red throat, and a long, thin beak. Its wings are blurred slightly from rapid movement, and the background is a soft, out-of-focus green.
A male and female Calliope Hummingbird perched on a branch, with the male displaying vibrant magenta stripes on his throat.

The Calliope Hummingbird, also known as Selasphorus calliope, is a tiny bird that holds the title for being the smallest bird in  America. Let's explore its physical characteristics in more detail:

Small Size and Weight

When it comes to size, the Calliope Hummingbird truly stands out. It is incredibly small and lightweight, measuring only around 3 inches in length and weighing just 0.1 ounces. To put this into perspective, it is roughly the size of a ping pong ball!

This hummingbird's small size allows it to hover and maneuver with remarkable agility, making it a delight to watch as it flits from flower to flower.

To fully appreciate its small size, here are some specific measurements:

  • Length: Approximately 3 inches (7-8 cm)
  • Weight: About 0.1 ounces (2.8 grams)

The petite build of the Calliope Hummingbird is part of what makes it so fascinating and endearing to bird enthusiasts.

Distinctive Plumage

calliope,hummingbird with balls,calliope hummingbird,smallest bird,callipe,smallest hummingbird

In addition to its small size, the Calliope Hummingbird has unique feathers that make it stand out from other hummingbird species. The males and females have different colors, which adds to their charm.

Male Calliope Hummingbirds

The males feature glossy green heads and backs, with a white underbelly. However, what truly catches the eye is their flashy neck feathers, also known as gorgets. These shiny feathers shimmer with vibrant magenta stripes on their throats, creating a stunning visual display during courtship.

Female Calliope Hummingbirds

The females have a more understated appearance compared to their male counterparts. They have plain-colored feathers with cinnamon tones underneath.

Both males and females have white underparts that provide a beautiful contrast to their vibrant neck feathers and green feathers.

The unique physical characteristics of the Calliope Hummingbird, from its tiny size to its distinctive feathers, make it a captivating bird to observe and appreciate in the wild.

Distinctive Plumage

The Calliope Hummingbird is not only known for its small size and weight but also for its distinctive plumage. Let's take a closer look at the unique physical features and coloration that make this hummingbird stand out:

  1. Glossy Green Heads: Both male and female Calliope Hummingbirds have glossy green heads, which give them a vibrant and eye-catching appearance. The iridescent feathers on their heads can shine in the sunlight, creating a beautiful display.
  2. Magenta Stripes on Males' Throats: One of the most striking features of male Calliope Hummingbirds is the magenta stripes on their throats. These vibrant stripes contrast with their white underparts and add a pop of color to their overall appearance. The males use these colorful markings to attract females during courtship displays.
  3. Plain-Colored Females: While the males boast flashy plumage, the females have a more understated appearance. They are generally plain-colored, with cinnamon-colored feathers underneath. However, they still exhibit the glossy green heads like their male counterparts.

The combination of these physical characteristics makes the Calliope Hummingbird a visually captivating bird to observe in the wild. Their small size, glossy green heads, and magenta stripes truly set them apart from other hummingbird species.

2. Where to Find Calliope Hummingbirds

Calliope Hummingbirds can be found in various regions of North America, especially in the western parts of the United States and Canada. Here are some key points about where they like to live and their geographic range:

Preferred Habitat

  • Calliope Hummingbirds love coniferous forests, especially ones with open areas underneath. They often hang out in places with lots of pine, fir, spruce, and other conifer trees. These trees are perfect for nesting and have plenty of food for these little birds.
  • They also live in mountains, like meadows, clearings, and places with small bushes. During the breeding season, they usually stay in higher areas. But when they migrate or during winter, they can be found at lower elevations too.
  • These hummingbirds like habitats with different kinds of flowers and places where they can find water such as rivers, streams, or lakes. Having enough nectar-producing flowers and water is really important for them to survive and have babies.

Geographic Range

  • Calliope Hummingbirds can be found from southern Alaska all the way down through the western part of the United States into parts of western Canada.
  • In the United States, you can see them in states like Washington, Oregon, Idaho, Montana, Wyoming, Nevada, Utah, Colorado, and California.
  • They also live in southwestern Canada, including British Columbia and Alberta.

During the breeding season (when they have babies), Calliope Hummingbirds stay high up in mountains like the Rockies and the Sierra Nevada. They love being in alpine meadows and forests where there are lots of wildflowers.

When it gets close to winter (when it's really cold), these hummingbirds go on an amazing trip to get to their winter homes in central Mexico. They fly thousands of miles south, going over mountains, deserts, and other tough places. This long trip shows how strong they are and how well they can find their way.

Overall, you can find Calliope Hummingbirds in coniferous forests and mountains across the western parts of North America. They live from Alaska through the western United States into western Canada. Knowing where they like to be and where they usually go can help bird watchers and nature lovers find and enjoy these incredible little birds in their natural homes.

Geographic Range

The Calliope Hummingbird can be found in specific regions of the United States and Canada. Here is a brief overview of its preferred habitat and geographic range:

  • The Calliope Hummingbird is primarily found in the western parts of North America, specifically in the mountainous regions.
  • Its range extends from southern Alaska and western Montana in the north to parts of California, Nevada, and Arizona in the south.
  • These hummingbirds can also be spotted in parts of Utah, Wyoming, Colorado, Idaho, Oregon, Washington, and British Columbia.
  • They prefer habitats that offer a combination of open areas and dense vegetation, such as forest edges, meadows, and shrubby areas.
  • Coniferous forests are particularly favored by Calliope Hummingbirds due to the abundance of suitable nesting sites and nectar-rich flowers.

The Calliope Hummingbird has a relatively limited geographic range within North America. It is primarily found in mountainous regions of the western United States and southern Canada. Its preferred habitat includes coniferous forests and areas with a mix of open spaces and dense vegetation.

3. Do Calliope Hummingbirds Migrate?

The Calliope Hummingbird is known for its impressive migratory journey, traveling from its breeding grounds in the north to its wintering grounds in Mexico. This journey spans approximately 2,800 miles, making it one of the longest migrations relative to the bird's size. Throughout their migratory journey, Calliope Hummingbirds exhibit fascinating behaviors and adaptations that contribute to their survival.

1. Long-Distance Migrants

The Calliope Hummingbird is renowned for its impressive migratory journey, traveling from its breeding grounds in the north to its wintering grounds in Mexico. This journey spans approximately 2,800 miles, making it one of the longest migrations relative to the bird's size.

"The resilience and endurance displayed by Calliope Hummingbirds during their long-distance migration are truly extraordinary."

2. Behavior During Migration

Throughout their migratory journey, Calliope Hummingbirds exhibit fascinating behaviors and adaptations that contribute to their survival.

"These include strategic feeding patterns to fuel their energy reserves and specialized flight techniques to navigate varying terrains and weather conditions."

Despite their small size, Calliope Hummingbirds showcase incredible determination and fortitude as they undertake this challenging migration. Their ability to travel long distances with such precision and adaptability is a testament to their remarkable evolutionary adaptations.

By understanding the migration patterns and behaviors of Calliope Hummingbirds, we gain a deeper appreciation for the resilience and tenacity of these extraordinary avian travelers.

Behavior During Migration

During their remarkable migratory journey, Calliope Hummingbirds exhibit interesting behaviors and adaptations that help them navigate and survive the long-distance flight to their wintering grounds in Mexico. Here are some key points to consider:

1. Feeding Strategies

  • Calliope Hummingbirds rely heavily on nectar as their primary food source during migration. They feed on the nectar of flowering plants along their route to replenish their energy.
  • To optimize their feeding efficiency, these hummingbirds often establish temporary territories around abundant nectar sources, ensuring a reliable food supply for their journey.

2. Flight Patterns

  • Calliope Hummingbirds are agile fliers, capable of sustained hovering and rapid flight speeds. During migration, they demonstrate impressive flight skills to cover long distances.
  • These hummingbirds often fly at high altitudes, taking advantage of favorable winds and air currents to conserve energy and reduce the effort required for their journey.

3. Stopover Behavior

  • Calliope Hummingbirds make regular stopovers during migration to rest and refuel. They seek out suitable habitats with ample food resources along their migratory route.
  • During stopovers, these hummingbirds engage in territorial behavior, defending feeding territories against intruders and ensuring access to vital resources.

4. Orientation and Navigation

  • Calliope Hummingbirds possess remarkable navigational abilities, using various cues to find their way during migration. They rely on landmarks, celestial cues (such as the position of the sun), and even Earth's magnetic field.
  • Research suggests that these hummingbirds may also possess an innate genetic map that guides them along specific migratory routes.

Understanding the behavior of Calliope Hummingbirds during migration provides valuable insights into their survival strategies and emphasizes the importance of conserving suitable habitats along their migratory corridors.

4. Breeding Habits and Parental Care of Calliope Hummingbirds

Calliope Hummingbirds have fascinating breeding habits and exhibit unique parental care behaviors. Let's explore the details below:

Nest Construction and Location

When it comes to nest construction, Calliope Hummingbirds demonstrate remarkable ingenuity. These tiny birds build their nests in conifer trees, several feet above the ground. The female Calliope Hummingbird takes charge of constructing the nest, using various materials she gathers from her surroundings. Some interesting characteristics of Calliope Hummingbird nests include:

  1. Size and Shape: The nests are incredibly small, measuring only about 2 inches in diameter. They are roughly the size of a walnut shell. Despite their diminutive size, these nests provide a safe haven for the hummingbird eggs.
  2. Materials Used: The female Calliope Hummingbird incorporates a variety of materials into her nest-building process. She skillfully weaves together plant fibers, such as moss, lichens, and spider silk, to create a sturdy structure. To camouflage the nest and make it blend with the surrounding foliage, she also adds bits of bark and leaves.
  3. Location: Calliope Hummingbirds prefer to build their nests in coniferous trees, such as spruce or fir trees. They select branches that are well-concealed by foliage, providing protection from predators and harsh weather conditions.

The intricate construction and strategic placement of these nests showcase the resourcefulness and adaptability of Calliope Hummingbirds.

Parental Roles

Once the female Calliope Hummingbird has laid her eggs, both male and female birds share parental responsibilities. While the female primarily incubates the eggs, the male actively participates in feeding and protecting the offspring once they hatch.

  1. Incubation: The female alone incubates the eggs, which typically hatch after about 15 to 17 days. During this period, she remains dedicated to keeping the eggs warm and safe from potential threats.
  2. Feeding: Once the chicks hatch, both parents work together to provide them with a steady supply of food. Calliope Hummingbirds feed their young a diet consisting primarily of nectar and small insects. The parents tirelessly forage for these food sources and regurgitate a mixture of nectar and insects into the chicks' mouths.
  3. Protection: The male Calliope Hummingbird plays a vital role in protecting the nest and defending it against intruders. He fiercely guards the nest, using his small size and agility to chase away larger birds or any potential threats that come near.

The collaborative efforts of male and female Calliope Hummingbirds during the breeding season demonstrate their commitment to ensuring the survival and well-being of their offspring.

By understanding the biological details behind the nesting habits and parental care behaviors of Calliope Hummingbirds, we gain insight into their remarkable adaptability as well as their dedication to raising their young. It is truly fascinating to witness these tiny birds create intricate nests and work together to ensure the success of their offspring's development. Additionally, if you're

Parental Roles

The nesting habits of Calliope Hummingbirds are fascinating, particularly when it comes to their parental care behavior. Both male and female Calliope Hummingbirds share the responsibilities of raising their offspring, displaying a unique division of labor.

  • Feeding the Offspring: Once the female Calliope Hummingbird has laid her eggs in the carefully constructed nest, both parents take turns providing food for the growing chicks. They primarily feed their young a diet consisting of nectar and small insects. This ensures that the chicks receive a balanced and nutritious diet for optimal growth and development.
  • Protecting the Nest: The male Calliope Hummingbird plays an active role in protecting the nest from potential threats. He vigorously defends the territory surrounding the nest, chasing away larger birds or any other potential predators that may pose a threat to their young. This behavior helps ensure the safety and well-being of their offspring.
  • Incubation: While incubation is not specifically mentioned in this section, it is worth noting that both male and female Calliope Hummingbirds take turns incubating the eggs. The female typically initiates incubation, but both parents contribute to keeping the eggs warm until they hatch.

The shared parental responsibilities exhibited by Calliope Hummingbirds demonstrate their commitment to raising strong and healthy offspring. By working together, these tiny birds are able to provide their young with the care and protection they need to thrive.

5. What do Calliope Hummingbirds Eat?

The diet of Calliope Hummingbirds plays a crucial role in their survival and overall health, consisting primarily of nectar from flowering plants and a supplementary intake of insects for protein. Here's an overview of the feeding habits and dietary preferences of these remarkable birds:

Nectar and Insectivorous Diet

Calliope Hummingbirds are highly dependent on nectar as a source of energy, obtained from a variety of native flowering plants such as anise hyssop, beardtongue, and bee balm. These tiny birds possess specialized beaks and tongues that allow them to efficiently extract nectar from flowers. Nectar provides the essential sugars necessary to fuel their high metabolism, enabling their rapid wing beats and sustained flight.

In addition to nectar, Calliope Hummingbirds supplement their diet with insects, which serve as a vital source of protein. These agile flyers are capable of catching small insects in mid-air or plucking them from foliage while hovering. Their insectivorous diet contributes essential nutrients required for growth, maintenance, and reproduction.

By maintaining a balanced diet of nectar and insects, Calliope Hummingbirds exhibit remarkable foraging behaviors that showcase their adaptability in seeking out diverse food sources to meet their nutritional needs. This dietary flexibility enables them to thrive across varying habitats and seasons, ensuring their survival throughout their extensive migratory journeys and breeding cycles.

Planting Native Flowers

If you want to attract Calliope Hummingbirds to your yard, planting native flowers is a must. These birds rely heavily on nectar as their main food source, so having nectar-producing plants is crucial in getting them to visit your garden. Not only will cultivating native flowering plants create an environment that provides the nourishment these hummingbirds need, but it will also enhance the natural beauty of your outdoor space.

The Importance of Choosing Native Flowers

Native flowering plants are well-suited to the local climate and soil conditions, making them strong and easy to take care of in your garden. They have evolved alongside native bird species and have developed mutually beneficial relationships with them. By opting for native flowers, you can help support the local ecosystem and provide a familiar and sustainable food source for Calliope Hummingbirds.

Recommended Species

When choosing which plants to include in your garden, it's a good idea to select species that Calliope Hummingbirds find particularly appealing. Here are some native flowering plants that are known to attract these delightful birds:

  1. Anise Hyssop (Agastache foeniculum) - This perennial herb produces spikes of lavender-colored flowers that are rich in nectar, making it a favorite among hummingbirds.
  2. Scarlet Gilia (Ipomopsis aggregata) - Also known as skyrocket or standing cypress, this wildflower features clusters of red tubular blooms that hummingbirds find irresistible.
  3. Bee Balm (Monarda spp.) - With its vibrant blossoms in shades of red, pink, and purple, bee balm is a popular choice for attracting hummingbirds.
  4. Penstemon (Penstemon spp.) - This diverse group of flowering perennials offers a wide range of colors and shapes, all of which are excellent for providing nectar.
  5. Columbine (Aquilegia spp.) - The distinctive spurred flowers of columbine come in an array of hues and are well-liked by hummingbirds.

By adding these native flowers to your garden, you can create a welcoming sanctuary for Calliope Hummingbirds while also helping to preserve local plant species and ecosystems.

Ensuring a Continuous Nectar Supply

It's important to note that Calliope Hummingbirds need a steady source of nectar throughout the growing season. To meet this requirement, aim to have a mix of early-, mid-, and late-season blooming plants in your garden design. This way, you'll ensure that there are always flowers available for these tiny visitors to feed on.

Water Features and Shelter

Creating a welcoming habitat for Calliope Hummingbirds in your garden or yard involves providing the right elements that these tiny birds need to thrive. In addition to planting native flowers, there are two key components to consider: water sources and shelter.

1. Water Sources

Including water features in your hummingbird-friendly garden is essential to attract Calliope Hummingbirds. These small birds need access to clean and shallow water for bathing and drinking. Here are some suggestions for incorporating water sources:

  • Birdbaths: Place shallow birdbaths in your garden, making sure the water is no deeper than 1-2 inches. Add some rocks or pebbles to provide perching spots for hummingbirds.
  • Misters: Install misters or fine spray attachments near flowering plants. Hummingbirds are attracted to moving water and will appreciate flying through a refreshing mist.
  • Drippers: Create a gentle dripping effect by attaching a dripper to a faucet or hose. The sound and motion of falling droplets can be enticing for Calliope Hummingbirds.

Remember to regularly clean and refill the water sources to ensure they remain fresh and hygienic for the hummingbirds.

2. Shelter

Providing suitable shelter is crucial for Calliope Hummingbirds, as it allows them to rest, hide from predators, and seek protection from extreme weather conditions. Consider the following tips when creating shelter in your garden:

  • Native Trees and Shrubs: Plant native trees and shrubs that offer dense foliage and provide natural cover for hummingbirds. Coniferous trees like pine, spruce, or fir can be especially attractive to Calliope Hummingbirds.
  • Thick Vegetation: Create layers of vegetation with different heights and densities, including bushes, vines, and groundcover plants. This variety offers hiding places and sheltering options for the hummingbirds.
  • Trellises and Arbors: Install trellises or arbors covered with climbing plants. These structures provide additional perching spots and potential nesting sites for Calliope Hummingbirds.

By incorporating water features and sheltering vegetation, you can transform your garden into a welcoming oasis for Calliope Hummingbirds. Remember to be patient, as it may take some time for the birds to discover and feel comfortable in their new habitat.

7. Frequently Asked Questions about Calliope Hummingbirds

1. How did the Calliope Hummingbird get its name?

The name "Calliope" comes from Greek mythology and is based on the muse of eloquence and epic poetry, Calliope. The hummingbird was named after this muse because of its beautiful and complex sounds during courtship displays and territorial behaviors, which resemble the poetic nature associated with its namesake.

The term "Calliope" is also used to describe a musical instrument known for its high-pitched and melodious tones, which can be compared to the rapid wingbeats of the Calliope Hummingbird creating buzzing sounds during flight. This connection to music further reflects why this small bird was named after the muse of epic poetry.

The name "Calliope" perfectly captures the enchanting sounds and graceful movements of this hummingbird species, emphasizing its distinct characteristics that make it stand out among other birds.

2. Are Calliope Hummingbirds Endangered?

The conservation status of Calliope Hummingbirds is currently categorized as "Least Concern" on the IUCN Red List. While their population trend is decreasing, the species still has a wide geographic range and a large population size. However, there are some concerns and protective measures in place to ensure the well-being of these remarkable birds.

Conservation Concerns:

  • Loss of Habitat: The destruction and degradation of coniferous forests, especially due to logging and development, pose a significant threat to the preferred habitats of Calliope Hummingbirds.
  • Climate Change: Changes in temperature and precipitation patterns can impact the availability of nectar-producing flowers, affecting the hummingbirds' food sources during migration and breeding seasons.

Protective Measures:

  • Habitat Conservation: Efforts to protect and restore coniferous forest habitats are crucial for maintaining suitable environments for Calliope Hummingbirds.
  • Awareness and Research: Conservation organizations and researchers are actively studying the behavior, migratory patterns, and breeding habits of these hummingbirds to better understand their needs and implement targeted conservation actions.

While Calliope Hummingbirds are not currently endangered, it is important to remain vigilant about the conservation of their habitats and address potential threats to ensure their continued well-being in the wild.


The Calliope Hummingbird, the smallest bird in North America, captivates bird enthusiasts with its petite size and vibrant plumage. By understanding the physical characteristics, habitat preferences, and behaviors of these remarkable birds, we can appreciate their unique qualities and contribute to their conservation.

To protect the Calliope Hummingbird's habitat, there are simple actions we can take:

  1. Plant native flowers in our gardens to provide a vital source of nectar for these tiny birds. Species such as anise hyssop, beardtongue, and bee balm are particularly attractive to them.
  2. Avoid using pesticides to ensure a safe environment for these delicate creatures.

Observing Calliope Hummingbirds in the wild brings joy and wonder. Their ability to undertake long migratory journeys to their wintering grounds in Mexico is awe-inspiring. During migration, they display fascinating behaviors such as strategic feeding strategies and unique flight patterns.

Conserving the Calliope Hummingbird contributes to the overall biodiversity of North America's avian fauna. By protecting their habitats, we not only preserve a species but also support a thriving ecosystem. These tiny birds play a crucial role in pollination as they feed on nectar from native plants.

So next time you spot a flash of green and magenta zipping through your garden or a nearby park, take a moment to appreciate the beauty and resilience of the Calliope Hummingbird. Through our actions, big or small, we can ensure that future generations will have the opportunity to marvel at these incredible creatures.

Post a Comment

Previous Post Next Post