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Sheathbill
From LoveToKnow 1911
SHEATHBILL, a bird so-called by T. Pennant in 1781 (Gen. Birds, ed. 2, p. 43) from the horny case 4 which ensheaths the basal part of its bill.
Sheathbills are opportunistic omnivores, predators and scavengers, feeding on strandline debris, algae and other vegetation, as well as on invertebrates, fish, seabird eggs and chicks, seal milk, blood, placentas, carrion, faeces, ...
Sheathbill, Snowy Chionis alba Found: Antartic Region, sourthern South America
Photographed by: 1) Armin Rose 2) Fredy Thuerig in Antarctica ...
Snowy sheathbill (Chionis albus)
Southern elephant seal (Mirounga leonina)
Salvin's albatross (Thalassarche salvini)
Cory's shearwater (Calonectris diomedea)
Great black-backed gull (Larus marinus)
Fea's petrel (Pterodroma feae) ...
Here we also saw nesting Giant Petrels, Kelp Gull and Snowy Sheathbill. There were Gentoo Penguins and Elephant Seals.
January 22 - Antarctic Channel, Brown Bluff and Kinnes Cove ...
Family Chionidae (sheathbills and Magellanic plover)
Family Dromadidae (crab plover)
Family Glareolidae (coursers and pratincoles) ...
Other birds include the dove, Antarctic fulmar, Antarctic cormorant, Kerguelen cormorant, Dominican gull, Brown skua, McCormick's skua, Arctic tern, Kerguelen tern, Wattled sheathbill, Lesser sheathbill, South Georgia pintail, Kerguelen pintail, ...
Family Chionididae: sheathbills
Family Pluvianellidae: Magellanic Plover, Pluvianellus socialis.
Suborder Charadrii ...
Adult chinstrap penguins are preyed on by leopard seals; chicks and eggs are the prey of skua gulls (pictured below) and sheathbills.
Life History ...
 See also: Pratincole, Petrel, Lapwing, Prion, Avocet
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