Characterization: Small species measuring about 15cm in length. Its tail is long, regularly graded and white lined with cinnamon-colored superior feathers; back tanned and darker in the head, a red jaw base, whitish throat and black stripe going over its the eyes. 

Distribution: Goiás, Mato Grosso, and from Maranhão to Rio Grande do Sul.

Habitat: Gardens, flower gardens, forests, and savannas.

Habits: A diurnal and solitary species, this bird is very aggressive during its most active hours. It is among the very few birds that have the ability to hibernate, as well as the other species of hummingbirds.

Diet: Mainly nectar, feeding almost exclusively in flight. They also feed on insects and spiders.

Breeding: This bird lays 2 eggs in galleries, caves and shallow shelters, sometimes under bridges and wooden or cement overpasses and even in other, quieter places. Only the female builds the nest, hatches the eggs and cares for the chicks.

In the UFRA area: It had an average spatial distribution, having been seen in mixed forests in regeneration, in native forests, and in forests in spontaneous regeneration. It is considered little frequent, as it was spotted only 5 times.