Antillean piculet throat and belly is off-white with streaks and spots. The female is similar to the male, except larger and lacking the red spot on the forecrown. The plumage of juvenile birds is similar to the adults but duller. Unlike the true woodpeckers (Picinae), they do not drum on trees to advertise their ownership of a territory, instead calling in a loud and rapid whistle. This call, rendered as "kuk-kikikikekukuk", is also used as a contact call between pairs. The Antillean piculet feeds on insects, with ants and beetles forming a large part of the diet. They also consume a lot
Ochre-collared piculet are chocolate. The tail is mostly black but the inner webs of the central two feathers are white, and the inner webs of the outer four feathers are whitish near the tip. The chin and throat are white with slight barring, and the underparts are white or cream heavily barred with black, especially on the lower belly. The iris is brown, the beak is black and slightly curved and the legs are grey. The ochre-collared piculet is native to South America, its range extending from southeastern Brazil and eastern Paraguay to northeastern Argentina. It is a resident and sedentary species