Orinoco piculet to . The Orinoco piculet is an active and acrobatic little bird, foraging at all levels of the canopy, sometimes in small mixed-species flocks, for termites, ants and other small invertebrates. Its breeding habits are poorly known, but it may nest in November and December. The Orinoco piculet has a wide range and is said to be generally uncommon. Its numbers are likely in decline as the tropical rainforest is gradually cleared, but this is not at such a fast rate as to make the International Union for Conservation of Nature rate it in a more threatened category than "least
Varzea piculet is unlikely to be confused with any other piculet because it is the only species in its range with dark underparts. The varzea piculet is endemic to Brazil in tropical South America where it has a rather limited range. It lives along the Amazon River in a wildlife corridor, in the forest called "várzea forest", a freshwater swamp forest. It ranges from the confluence of the Amazon River with the Rio Negro in a , variable-width corridor downstream for about to the confluence of the Trombetas River from the north. The confluence of the Tapajós River joins here from the