en/sustainability/biodiversity/animals/birds/southern-beardless-tyrannulet/633

Biodiversity

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Southern Beardless-Tyrannulet
Camptostoma obsoletum | Temminck, 1824

Characterization: Species measuring about 10 cm. It has a small beak, a grayish head, a green back, two light rusty stripes on its wing. Wingspan of 54cm, and weighing 97-134g. This bird is more common with short ears, and it is hard to see at dusk. Yellow iris, gray chest with dark, vertical splashes on fine transverse stripes.

Distribution: It occurs from Costa Rica to Bolivia and Argentina, and throughout Brazil.

Habitat: It lives on the edge of the woods, in secondary forests, backyards and on the tops of the trees.

Habits: This bird moves around a lot, form the highest treetops to close to the ground. Its most outstanding feature is its song, which sounds like laughter. It sings from dawn to dusk.

Diet: This bird hunts large insects like grasshoppers and moths, especially near light poles, where they concentrate. Less frequent in their diet, but also important are small vertebrates like mice and frogs.

Breeding: This bird lays eggs from January to July, nesting in hollow trees. Holes in termite mounds, brick pillar hollows in houses, holes in the roofs of abandoned houses, in woodpecker holes, or in any safe cavity. It will occasionally build basket-shaped nests on trees.

In the UFRA area: This bird species was infrequent, as it was seen 24 times. Its most often habitat was restored native forests. It was also found in the forests, wetlands with herbaceous plants, in native forests, and in drainage ditches.