Colomba frugivora variopinta

Identificazione

It is a small dove, 23 cm (9.1 in) in length. Adults weigh in at 90 g (3.2 oz). The male is mostly pale yellow-white with a red crown and red bar across the back. The female is mostly green, darker on the back and greyer on the head and breast. Her crown is red while the undertail-coverts are red in Samoan birds and yellow in birds from Fiji and Tonga.<p>Male Ptilinopus perousii perousii is pale on the bottom and yellow on top. There is also a crimson band and corona. The female is said to resemble the purple-capped fruit dove; however, there is no yellow band. They have grey on the bottom while green on top. It only has a crimson corona unlike the male.

Tassonomia

The many-colored fruit dove is in the columbid family with the other doves and pigeons. It a fruit dove meaning it belongs to genus Ptilinopus. However, it is very far from most other doves and has no close relatives due to it being endemic to the South Pacific islands. The two subspecies are Ptilinopus perousii mariae and P. p. perousii. The mariae subspecies is found in Fiji and Tonga. <p>Its English name is literal: it is a many-colored dove that eats fruit. The Samoan name manuma means shy bird and comes from the Samoan words for bird and shame. Their Latin name comes from Captain Jean Francois de Galaup Comte de la Pérouse of the French navy, of whom explored the Pacific.

Nome scientifico

Ptilinopus perousii

Autorità

Peale, 1849

Ordine

Columbiformi

Famiglia

Columbidae

Genere

Ptilinopus

Areale e habitat

Manuma are found across many islands and archipelagos across Polynesia with a range of 660,000 sq. km. They are most often found in Fiji and Tonga. They can be found in lowland subtropical and tropical broadleaf forests. In these forests, they are found in the canopies. They can also be found in urban areas. The manuma's fossil range is from 0.12 million years ago to today, exclusively in the quaternary.

Migrazione

Nomadic movement

Comportamento

The many-colored fruit dove is a frugivore. It forages the canopies of trees in search of figs. On Samoa and American Samoa it is mostly the banyan. This strict diet keeps the two fig species in check; however, any decline in the amount of figs may be a disaster for the many-colored fruit dove. However, on Fiji and Tonga, manuma are known to eat fruits of ylang ylang (Cananga odorata), bishop wood (Bischofia javanica), and māgele (Trema cannabina).: 105, 128 <p>Manuma are often found in small flocks. In each flock there are normally more males than females.

Conservazione

Tendenza della popolazione

declining