Blue-throated Sapphire

Chlorestes eliciae

Order: Apodiformes / Family: Trochilidae

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blue green small tropical feeder forest common year-round nectar pollinator hummingbird iridescent

About the Blue-throated Sapphire

The Blue-throated Sapphire, Chlorestes eliciae, is a small hummingbird renowned for its vibrant plumage and specialized ecological role in pollination. This bird is native to the tropical and subtropical forests of Central and South America, with a range extending from southern Mexico through Panama. Within these dense forests, the Blue-throated Sapphire plays a pivotal role in the ecosystem, acting as a key pollinator for many native plant species. Its long, slender bill is perfectly adapted to accessing the nectar deep within flowers, enabling it to transfer pollen effectively between blooms. This hummingbird is a year-round resident in its range, though it may exhibit slight altitudinal movements in search of food resources as seasonal blooms shift throughout the year. During the wet season, it capitalizes on the abundance of flowering plants, whereas in the dry season, it relies on a more limited selection of floral resources. The Blue-throated Sapphire's presence in a forest signals a healthy, biodiverse environment, as it requires a rich variety of flowering plants to sustain its energetic lifestyle. It is often found in both primary and secondary forests, adapting well to human-modified landscapes that maintain sufficient floral diversity. Despite its adaptability, habitat fragmentation and deforestation pose significant threats to its long-term survival. Conservation efforts are crucial not only for the Blue-throated Sapphire but also for the myriad plant species that depend on it for pollination. As an indicator species, the health of its population provides insights into the overall health of its tropical forest habitat.

The Blue-throated Sapphire belongs to the family Trochilidae, within the order Apodiformes. These birds typically live typically 3-5 years, with a maximum recorded of 8 years..

How to Identify a Blue-throated Sapphire

The Blue-throated Sapphire exhibits striking iridescent plumage that makes it unmistakable among hummingbirds in its range. Adult males sport a brilliant blue throat patch that contrasts vividly with their green upperparts and shimmering emerald belly. This blue throat is the most distinctive field mark and catches the light with every movement. Females lack the intense blue throat, instead displaying more muted tones of green and gray on their underparts, though they still possess the same emerald back. Juveniles tend to resemble females until they attain their full adult plumage. In flight, the Blue-throated Sapphire shows a streamlined silhouette, with a slightly curved bill and rapid wingbeats that produce a humming sound characteristic of the family Trochilidae. When perched, it often sits upright, displaying its iridescence to advantage. Confusion with similar species like the White-necked Jacobin can occur, but the latter's distinctive white nape and broader blue patches help differentiate them. Observers should note the sapphire's smaller size and more delicate features to avoid misidentification.

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Blue-throated Sapphire Habitat and Range

Preferred Habitat

The Blue-throated Sapphire thrives in a variety of forest habitats, particularly favoring tropical and subtropical moist lowland forests. It is commonly found from sea level up to elevations of about 1,500 meters. Within these environments, it frequents forest edges, clearings, and secondary growth areas where flowering plants are abundant. The bird adapts well to gardens and plantations where native flora is preserved, making it a semi-regular visitor to rural and suburban areas. While it predominantly resides in dense, humid forests, it can also be spotted in drier regions where flowering trees and shrubs provide adequate foraging opportunities. Seasonal habitat shifts are minor, typically involving movements to slightly higher elevations or different forest patches in response to flowering cycles.

Geographic Range

The Blue-throated Sapphire's range spans from southern Mexico through Central America, including Belize, Guatemala, Honduras, Nicaragua, Costa Rica, and Panama. It is a resident species throughout this range, with no significant long-distance migrations observed. Instead, it exhibits localized movements, primarily driven by the availability of floral resources. Population density hotspots are often found in areas with high floral abundance, such as the tropical rainforests of Costa Rica and Panama. In these regions, the bird is a common sight, particularly in protected areas where habitat conditions are optimal. Although not considered migratory, the sapphire's subtle shifts in location help it exploit the diverse and changing floral landscape of its home range.

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What Does the Blue-throated Sapphire Eat?

The Blue-throated Sapphire primarily feeds on nectar, favoring flowers with high sugar content that provide the energy it needs for its rapid metabolism. It is particularly attracted to brightly colored blooms, often visiting flowers with red or orange hues. Besides nectar, the bird supplements its diet with small insects and spiders, which provide essential proteins and nutrients. These are typically captured via hawking or gleaning from foliage. Seasonal changes in diet are linked to the availability of certain flowering plants, with the bird visiting specific species as they come into bloom throughout the year. Its feeding schedule is dictated by the day, with peak activity occurring in the early morning and late afternoon, times when flowers are most likely to replenish their nectar.

Want to attract Blue-throated Sapphires to your yard? See our recommended feeders and seed types for the best results.

Blue-throated Sapphire Behavior and Social Structure

The Blue-throated Sapphire exhibits solitary and territorial behavior, often defending prime foraging areas from other hummingbirds. Males are particularly aggressive during the breeding season, engaging in aerial displays to ward off rivals and attract mates. These displays include rapid ascents and dives, accompanied by vocalizations and wing whistles. Though not typically a flocking species, the sapphire may be observed in loose aggregations where food is abundant. In response to predators, it relies on its agility and speed to evade capture, often retreating to dense foliage. Daily activity patterns revolve around feeding, with periods of rest during the hottest parts of the day.

Blue-throated Sapphire Nesting and Reproduction

The Blue-throated Sapphire constructs small, cup-shaped nests using plant down, spider silk, and lichen. These nests are often positioned on slender branches or in the fork of a tree, typically 1-5 meters above ground. The female alone is responsible for nest building, incubation, and chick rearing. A typical clutch consists of two white eggs, with an incubation period of about 14-16 days. After hatching, chicks fledge within 18-22 days, during which the female provides all necessary care and feeding. This species often raises two broods per year, with the timing of breeding closely aligned with peak floral abundance.

Blue-throated Sapphire Sounds and Vocalizations

The Blue-throated Sapphire's primary song features a series of high-pitched, rapid notes that create a buzzing melody, akin to the sound of a distant cicada. Its call notes consist of sharp, metallic 'tseet' sounds used for communication and territorial disputes. Alarm calls are louder and more insistent, designed to warn of nearby threats. During the dawn chorus, the male's song becomes more pronounced and frequent, serving both to establish territory and attract a mate.

Interesting Facts About the Blue-throated Sapphire

1The Blue-throated Sapphire can flap its wings up to 70 times per second, enabling its remarkable hovering ability.
2Despite their small size, these hummingbirds can travel up to 20 miles per day in search of food.
3A Blue-throated Sapphire's heart beats over 1,200 times per minute, reflecting its high-energy lifestyle.
4The bird's iridescent feathers do not contain blue pigment; instead, structural coloration reflects light, creating its vivid appearance.
5Blue-throated Sapphires can consume up to twice their body weight in nectar each day, fueling their active behavior.
6These hummingbirds have excellent memory, capable of remembering flower locations and bloom times for efficient foraging.
7They are capable of entering a state of torpor at night, reducing their metabolic rate to conserve energy.

Blue-throated Sapphire Conservation Status

The Blue-throated Sapphire is currently listed as Least Concern by the IUCN, with populations considered stable across its range. However, deforestation and habitat loss present ongoing threats. Conservation efforts focus on habitat preservation and restoration, particularly in areas experiencing rapid land-use change. Historical population levels have remained relatively constant, attributed to the species’ adaptability to modified landscapes. Continued monitoring is essential to ensure this hummingbird's long-term survival.

Attracting Blue-throated Sapphires to Your Feeder

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

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