Polyerata decora Salvin, 1891

Nomenclature and Taxonomic Placement

The charming hummingbird, also known as the beryl-crowned hummingbird, has the scientific name Polyerata decora Salvin, 1891. It is a species of hummingbird in the family Trochilidae, and it is found in Costa Rica and Panama.

Habitat Types

Its natural habitats are subtropical or tropical moist lowland forest and heavily degraded former forest.

Foraging Behavior and Diet

It stays along forest exteriors, where it searches for scattered flowers and various arthropods to eat.

Species Distinction Basis

This species was split from the blue-chested hummingbird and recognized as its own separate species, based on its longer beak, longer wings, and subtle differences in coloration.

Mating Behavior

Up to 12 male charming hummingbirds gather together in leks to sing in order to attract mates.

Former Genus Classification

This species was formerly classified in the genus Amazilia.

Genus Revision Rationale

A 2014 molecular phylogenetic study found that the genus Amazilia was polyphyletic. In a revised classification created to form monophyletic genera, the charming hummingbird was moved to the resurrected genus Polyerata.