sheathbill

POS

Noun

HYPHEN

sheath=bill

top

CIDE DICTIONARY

sheathbill, n.

Either one of two species of birds composing the genus Chionis, and family Chionidæ, native of the islands of the Antarctic seas. [1913 Webster]

" They are related to the gulls and the plovers, but more nearly to the latter. The base of the bill is covered with a saddle-shaped horny sheath, and the toes are only slightly webbed. The plumage of both species is white." [1913 Webster]

For further exploring for "sheathbill" in Webster Dictionary Online