The sittellas are a family, Neosittidae, of small passerine birds found only in Australasia. They resemble nuthatches, but whilst they were considered...

The varied sittella (Daphoenositta chrysoptera) is a small songbird native to Australia. About 10–11 cm long, it is also known as the Australian nuthatch...

The Papuan sittella (Daphoenositta papuensis) is one of three species of bird in the family Neosittidae. It is endemic to New Guinea, where it is found...

The black sittella (Daphoenositta miranda) is one of two species of birds in the family Neosittidae. It is found in endemic to New Guinea, where it is...

Coleophora sittella is a moth of the family Coleophoridae. It is found in south-western and eastern China. The wingspan is about 12–13 mm. Wikimedia Commons...

Campephagidae: cuckooshrikes and trillers Mohouidae: whiteheads Neosittidae: sittellas Superfamily Orioloidea Psophodidae: whipbirds Eulacestomatidae: wattled...

Mohouidae: whitehead and allies Superfamily Neosittoidea Family Neosittidae: sittellas Superfamily Orioloidea Family Eulacestomidae: wattled ploughbills Family...

scoter Black scrub robin Black shama Black sicklebill Black siskin Black sittella Black skimmer Black solitaire Black sparrowhawk Black spinetail Black stilt...

vanga of Madagascar (formerly known as the coral-billed nuthatch) and the sittellas from Australia and New Guinea were once placed in the nuthatch family...

cooperative breeders where both sexes are philopatric like the varied sittella, adult sex ratios are equally or more male-biased than in those cooperative...