The Dwarf Fruit Dove (Ptilinopus nainus) is a species of bird

Bird

Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...

 in the Columbidae family. It is found in lowland and foothill forest in New Guinea

New Guinea

New Guinea is the world's second largest island, after Greenland, covering a land area of 786,000 km2. Located in the southwest Pacific Ocean, it lies geographically to the east of the Malay Archipelago, with which it is sometimes included as part of a greater Indo-Australian Archipelago...

 and the Raja Ampat Islands

Raja Ampat Islands

Located off the northwest tip of Bird's Head Peninsula on the island of New Guinea, in Indonesia's West Papua province, Raja Ampat, or the Four Kings, is an archipelago comprising over 1,500 small islands, cays and shoals surrounding the four main islands of Misool, Salawati, Batanta and Waigeo,...

. With a total length of 13–15 cm, it is the shortest pigeon or dove in the world, but as it is relatively thickset, several other species weigh less. Its plumage

Plumage

Plumage refers both to the layer of feathers that cover a bird and the pattern, colour, and arrangement of those feathers. The pattern and colours of plumage vary between species and subspecies and can also vary between different age classes, sexes, and season. Within species there can also be a...

 is overall green, but with contrasting yellow undertail-coverts

Covert (feather)

A covert feather on a bird is one of a set of feathers, called coverts, which as the name implies, cover other feathers. The coverts help to smooth airflow over the wings and tail.- Wing-coverts :...

and narrow bars to the wings. Unlike the female, the male has a purple patch on the belly.