Polyerata amabilis
The Blue-chested Hummingbird, *Polyerata amabilis*, is a dazzling avian jewel known for its vibrant plumage and energetic demeanor. Measuring approximately 8.5-9.5 cm (3.3-3.7 in) in length with a straight, black bill, the male is easily identified by his iridescent violet-blue breast that often appears deep blue or purplish depending on the light. His upperparts are a glittering green, transitioning to duller green flanks and a clean white belly. Females, while lacking the male's striking bl...
This species primarily inhabits the humid lowlands and foothills of tropical and subtropical forests, frequently found along forest edges, clearings, secondary growth, and plantations. They typically occur from sea level up to elevations of about 1,200 meters (3,900 feet).
Their diet consists mainly of nectar, which they extract from a variety of flowering plants, supplemented by small insects and spiders gleaned from foliage or caught in flight.
Blue-chested Hummingbirds are active and diurnal, primarily seen foraging throughout the day and roosting inconspicuously in dense vegetation at night. They employ a 'trap-lining' foraging strategy, visiting a regular circuit of flowering plants, but also glean small insects from foliage or catch...
The Blue-chested Hummingbird has a relatively widespread but disjunct distribution across Central and South America. Its northern range begins in southeastern Nicaragua, extending south through Costa Rica and Panama, encompassing both Caribbean and Pacific slopes. The species is then found in wes...
Least Concern
- The male's iridescent blue breast feathers are not pigmented blue; instead, their structure reflects light in a way that creates the vivid blue color, a phenomenon known as structural coloration. - Like all hummingbirds, the Blue-chested Hummingbird has an incredibly high metabolism, requiring ...