Cinnamon-sided Hummingbird

Leucolia wagneri

Order: Apodiformes / Family: Trochilidae

green brown white small feeder forest tropical mountain year-round endangered rare widespread

About the Cinnamon-sided Hummingbird

The Cinnamon-sided Hummingbird, Leucolia wagneri, is a remarkable member of the Trochilidae family, found primarily in the forested regions of Mexico. This species is particularly notable for its vibrant green dorsal plumage and distinctive cinnamon-colored sides, which provide a striking contrast and serve as a key field mark for identification. The bird plays a crucial role in its ecosystem as both a pollinator and a source of prey for larger animals. Its presence in the forests contributes significantly to the pollination of various flowering plants, thus sustaining the biodiversity of its habitat.

In terms of ecological significance, the Cinnamon-sided Hummingbird is vital for maintaining the health of the forest ecosystems in which it resides. These hummingbirds are known to visit a wide range of flowering plants, transferring pollen as they feed on nectar. This symbiotic relationship not only benefits the plants, which rely on these birds for reproduction, but also ensures that the hummingbirds have a consistent food source throughout the year. Their small size and agile flight allow them to access flowers that other pollinators cannot reach, highlighting their importance in the intricate web of life within their habitat.

Seasonal behaviors of the Cinnamon-sided Hummingbird are closely tied to the availability of food resources. During the breeding season, these birds become more territorial, defending rich feeding grounds to ensure an ample supply of nectar for themselves and their offspring. Outside of the breeding season, they may exhibit more nomadic tendencies, moving between different forested areas in search of abundant flowering plants. This seasonal movement is crucial for their survival, allowing them to adapt to changing environmental conditions and food availability.

Overall, the Cinnamon-sided Hummingbird is a fascinating species that exemplifies the complex interactions between flora and fauna in forest ecosystems. Its role as a pollinator underscores the interconnectedness of species and the importance of conserving diverse habitats for the continued health of our planet.

The Cinnamon-sided Hummingbird belongs to the family Trochilidae, within the order Apodiformes. These birds typically live typically 3-5 years, with some individuals reaching 8 years..

How to Identify a Cinnamon-sided Hummingbird

The Cinnamon-sided Hummingbird is a small bird, measuring about 8-9 cm in length, with a wingspan of approximately 11 cm. Adult plumage is characterized by a shimmering green back, crown, and throat, which contrasts beautifully with the rich cinnamon-brown color on the flanks and underparts. The tail feathers are slightly forked, with a green and brown coloration that aids in identification during flight.

Juvenile Cinnamon-sided Hummingbirds can be distinguished from adults by their duller plumage and the presence of a few speckled markings on the throat and breast. As they mature, these markings fade, and the vibrant adult coloration develops. Males and females appear similar, although females may exhibit slightly less intense coloration.

In terms of similar species, the Cinnamon-sided Hummingbird can be confused with the Berylline Hummingbird. However, the latter lacks the distinctive cinnamon flanks and exhibits a more uniform green coloration. When perched, the Cinnamon-sided Hummingbird maintains an upright posture, often seen flicking its tail, a behavior that can aid in field identification.

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Cinnamon-sided Hummingbird Habitat and Range

Preferred Habitat

The Cinnamon-sided Hummingbird thrives in montane forests, preferring elevations ranging from 1200 to 3000 meters. These habitats provide the dense canopy and diverse flowering plants essential for their survival. In particular, the bird is frequently found in oak and pine forests, which offer ideal conditions for nesting and feeding.

During the breeding season, they are more commonly found in the denser parts of the forest, where they can find suitable nesting sites and abundant food resources. As the seasons change and food availability shifts, they may descend to lower elevations or move to more open forest edges where flowers are more plentiful.

While primarily associated with forest habitats, these hummingbirds can sometimes be observed in rural gardens and orchards, especially those adjacent to forested areas. However, they are less commonly seen in heavily urbanized environments, as these areas typically lack the dense flowering vegetation they require.

Geographic Range

The Cinnamon-sided Hummingbird is endemic to Mexico, with its range concentrated in the central and southern mountainous regions. The species is most commonly observed in the highland areas of the Sierra Madre Occidental and the Trans-Mexican Volcanic Belt, where suitable forest habitats are available.

During the breeding season, their range is more restricted to specific montane areas where the conditions are favorable for nesting and rearing young. In contrast, during non-breeding months, they may expand their range slightly, moving to areas with more abundant flowering plants.

Population density hotspots include forested regions in states like Oaxaca and Puebla, where the combination of elevation and vegetation supports a robust population. However, due to habitat specificity, the range of the Cinnamon-sided Hummingbird is relatively limited, making them less widespread compared to other hummingbird species.

Want to know which birds visit your area? Browse our backyard birds by location guides for region-specific species lists.

What Does the Cinnamon-sided Hummingbird Eat?

The Cinnamon-sided Hummingbird primarily feeds on nectar from a variety of flowering plants, with a preference for tubular flowers that accommodate their bill shape. Key plant species in their diet include those from the genera Salvia, Lobelia, and Fuchsia, which provide the high-energy nectar they require for their active lifestyle.

In addition to nectar, these hummingbirds consume small insects and spiders, which are crucial for providing proteins and other nutrients not found in nectar. This dietary supplementation is especially important during the breeding season when the nutritional demands are higher.

Their foraging technique involves hovering in front of flowers and using their specialized tongues to extract nectar. They exhibit a high degree of flower constancy, often visiting the same feeding sites daily. Feeding occurs throughout the day, with peak activity during early morning and late afternoon when nectar production is typically highest.

Want to attract Cinnamon-sided Hummingbirds to your yard? See our recommended feeders and seed types for the best results.

Cinnamon-sided Hummingbird Behavior and Social Structure

Cinnamon-sided Hummingbirds exhibit a solitary and territorial nature, especially during the breeding season. Males establish and defend territories rich in nectar resources, using aggressive displays and vocalizations to deter intruders. These territorial behaviors ensure that they have exclusive access to food resources necessary for courting females and supporting a potential family.

Courtship displays involve the male performing aerial maneuvers, showcasing his agility and brilliant plumage to attract a mate. These displays are often accompanied by rapid wingbeats and vocalizations, creating a dynamic visual and auditory spectacle.

Outside the breeding season, they become less territorial and may occasionally form loose flocks while foraging, particularly in areas with abundant food resources. Their daily activity patterns revolve around feeding, with periods of rest in between to conserve energy.

In response to predators, Cinnamon-sided Hummingbirds rely on their speed and agility to evade capture. They may also employ alarm calls to warn conspecifics of nearby threats, enhancing their collective vigilance.

Cinnamon-sided Hummingbird Nesting and Reproduction

Cinnamon-sided Hummingbirds construct small, cup-shaped nests using plant fibers, spider silk, and moss, which provide flexibility and camouflage. These nests are typically located on horizontal branches in dense forest areas, offering protection from predators and the elements.

Clutch size usually consists of two eggs, which are incubated by the female for about 15-18 days. During this period, the female is solely responsible for incubation and must leave the nest periodically to feed. After hatching, the chicks remain in the nest for approximately 20-25 days before fledging.

Both parents participate in feeding the chicks, although the female takes on the primary role of nurturing them. The number of broods per year can vary, but typically the Cinnamon-sided Hummingbird raises one to two broods annually, depending on environmental conditions and food availability.

Cinnamon-sided Hummingbird Sounds and Vocalizations

The song of the Cinnamon-sided Hummingbird is a series of rapid, high-pitched notes that descend in pitch, creating a tinkling cascade effect. This song is primarily heard during the breeding season when males are establishing territories and attracting mates.

Call notes include sharp, metallic chips used in communication between individuals and as alarm signals when predators are nearby. These calls are shorter and less melodic than their songs but serve critical functions in maintaining social structure and alertness.

During dawn chorus, their vocal activity increases significantly, contributing to the ambient sounds of the forest. The quality of their song can be compared to the delicate ringing of tiny bells, a distinctive sound that resonates through their habitat.

Interesting Facts About the Cinnamon-sided Hummingbird

1The Cinnamon-sided Hummingbird can beat its wings up to 70 times per second, allowing it to hover in place.
2Despite their small size, they travel over 1000 miles during migration, demonstrating incredible endurance.
3These birds can consume up to twice their body weight in nectar each day, showcasing their high metabolic rate.
4The Cinnamon-sided Hummingbird's heart rate can exceed 1200 beats per minute during flight, one of the highest recorded in birds.
5Their nests, measuring just 3 cm in diameter, are marvels of engineering, built to withstand wind and rain.
6Unlike many birds, hummingbirds can see ultraviolet light, helping them locate flowers rich in nectar.
7The species' name, Leucolia wagneri, honors the German ornithologist Johann Andreas Wagner.

Cinnamon-sided Hummingbird Conservation Status

Currently, the IUCN lists the Cinnamon-sided Hummingbird as a species of Least Concern. However, their population trend is not well-documented, and there are concerns about habitat loss due to deforestation and land conversion for agriculture. Primary threats to their survival include the destruction of montane forest habitats and climate change, which could alter the flowering patterns of plants they depend on. Conservation efforts focus on preserving forest habitats and promoting sustainable land-use practices. Historically, the population of this species appears to have remained stable, but ongoing monitoring is essential to detect potential declines. Protecting their habitat is crucial to ensuring the long-term viability of the Cinnamon-sided Hummingbird population.

Attracting Cinnamon-sided Hummingbirds to Your Feeder

The Cinnamon-sided Hummingbird is a regular visitor to backyard bird feeders across its range. At the Eye On The Fly feeding station, we observe Cinnamon-sided Hummingbirds regularly and capture footage with our feeder cameras.

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