Prion (Antartic) Pachyptila desolata
Species: P. desolata
Binomial name: Pachyptila desolata
Common names: Antarctic prion, Dove prion, totorore
Pachyptila desolata (Antarctic prion) is a small abundant seabird of Antarctic and subantarctic waters south of 50° south. It breeds in colonies on the Auckland Islands, Heard Island, Macquarie Island, Scott Island, South Georgia and the South Sandwich Islands, the South Orkney Islands, South Shetland Islands, Crozet Islands, and the Kerguelen Islands. When not breeding, it ranges throughout the southern oceans.
It has a length of 28 cm and weighs >50g. Its wingspan is 17 to 20 cm. Like all prions, its underparts are white and upperparts are blue-grey, with a dark "M" across its back to its wingtips. It has a white eyebrow, blue-grey bill, and blue feet. It also has a grey wedge-shaped tail with a black tip. On its wings, its greater coverts are near black. they have nasal passages that attach to the upper bill called naricorns.
Pachyptila desolata like all prions it eats primarily zooplankton, which it obtains by filtering water through its upper bill
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