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Photo: © John Cahill xikanel.com eBird S46030300 Macaulay Library ML 102482361
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Chestnut-bellied Flowerpiercer

Diglossa gloriosissima
Picaflor Pechirrufo
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Song

Chestnut-bellied Flowerpiercer

Appearance: The Chestnut-bellied Flowerpiercer is a small bird measuring around 12-13 cm in length. I has a distinctive chestnut-colored belly. The rest of its plumage is dark, with a glossy blue-black coloration on the upper parts. It has a unique, sharply hooked bill that is adapted for piercing flowers to access nectar.
Habitat: This species is found in subtropical or tropical moist montane forests and high-altitude shrublands. It is found at elevations ranging from 2400 to 3800 m above sea level.
Behavior: The Chestnut-bellied Flowerpiercer feeds on nectar, which it obtains by piercing the base of flowers. It may also consume small insects and other invertebrates. It ihas an active foraging behavior, often seen flitting among flowers and foliage.
Breeding: Information on its breeding habits is limited and build cup-shaped nests. Details on its breeding season and clutch size are not well-documented.
Conservation Status: The Chestnut-bellied Flowerpiercer is listed as Vulnerable on the IUCN Red List.

Distribution

This bird is endemic to Colombia, meaning it is found nowhere else in the world. It is located along the Western Andes of Colombia, particularly in regions with compatible montane forest habitats.

Taxonomy

The Chestnut-bellied Flowerpiercer (Diglossa gloriosissima)
  • Kingdom: Animalia
  • Phylum: Chordata
  • Class: Aves (Birds)
  • Order: Passeriformes
  • Family: Thraupidae
  • Genus: Diglossa 
  • Species: Diglossa gloriosissima

Vocalization

The vocalizations of the Chestnut-bellied Flowerpiercer play a crucial role in their behavior and ecology.
Communication: These birds use calls and songs to convey information to others, such as signaling the presence of a predator or coordinating with a mate.

Territoriality: Males often use their songs to establish and defend territories. By singing, they can warn other males to stay away from their claimed area, which is crucial during the breeding season when resources and mates are at stake.
Mating: Vocalizations play a role in attracting mates. Males use specific songs to demonstrate their fitness to potential female partners, showcasing their health and genetic quality.

Species Recognition: The unique vocal patterns help individuals recognize members of their own species, which is important for maintaining species-specific social structures and preventing hybridization with closely related species.
Individual Identification:  Each bird may have slight variations in its song, allowing individuals to be recognized by their unique vocal signature. This can be important in social interactions, such as maintaining pair bonds or identifying rivals. Vocalizations serve multiple functions that are vital for their survival and reproductive success in their natural habitat.