- Snowy Sheathbill
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Snowy Sheathbill A Snowy Sheathbill (Chionis alba) Conservation status Scientific classification Kingdom: Animalia Phylum: Chordata Class: Aves Order: Charadriiformes Family: Chionididae Genus: Chionis Species: C. albus Binomial name Chionis albus
Gmelin, 1789Synonyms - Chionis alba Gmelin, 1789
- Vaginalis alba [2] Gmelin, 1789
The Snowy Sheathbill (Chionis albus) also known as a Pale-faced sheathbill or Paddy is one of two species of sheathbill. It is usually found on the ground. It is Antarctica's only permanently land-based bird.[3]
Contents
Description
A Snowy Sheathbill is about 15-16 inches long, with a wingspan of 30-31.5 inches. They are pure white except for their pink warty faces (Chionis albus means "snow white".)[4]
Range
The Snowy Sheathbill lives in Antarctica, the Scotia Arc, the South Orkneys and South Georgia. Snowy Sheathbills living very far south migrate north in winter.[3]
Lifestyle
Because Snowy Sheathbills do not have webbed feet, they would have difficulty fishing for food. Instead, they scavenge food on land.
Diet
Sheathbills are omnivores and specialize in kleptoparasitism. They steal krill and fish from penguins and sometimes eat their eggs and down-covered chicks. They also eat carrion, feces, auks, invertebrates and, where available, human waste A Snowy Sheathbill has been seen eating a tapeworm that had been living in a Chinstrap Penguin's intestine.[4]
Gallery
References
- ^ BirdLife International (2004). Chionis alba. 2006. IUCN Red List of Threatened Species. IUCN 2006. www.iucnredlist.org. Retrieved on 03 July 2007. Database entry includes justification for why this species is of least concern
- ^ The Internet Bird Collection. "Pale-faced Sheathbill (Chionis alba)". http://ibc.lynxeds.com/species/pale-faced-sheathbill-chionis-alba.
- ^ a b Briggs, Mike; Briggs, Peggy (2004). The Encyclopedia of World Wildlife. Parragon Publishing. ISBN 1-40543-679-4.
- ^ a b Lynch, Wayne (September 26, 2001). The Scoop on Poop. Fifth House Books. ISBN 1-894004-59-0.
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