. Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds . Tube-nosed Longwings. Character and definition of this group the same as of the single 60. Family PROCELLARIID.^ : Petrels. Nostrils ejjignathous ; itscovering disconti
. Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds . Tube-nosed Longwings. Character and definition of this group the same as of the single 60. Family PROCELLARIID.^ : Petrels. Nostrils ejjignathous ; itscovering discontin-uous, consisting ofseveral horny piecesseparated by deepgrooves. Hallux small, elevated, fuue-tionless, appearingmerely as a sessileclaw, often minute, orabsent. These are oceanicbirds, rarely landingexcept to breed, un--surjiassed in powersof flight, and usuallystrong swimmers. Ex-cepting the Sea-run-ners {Hahdrominoe),none of them the same excep-tion, the wings arelong, strong, andpointed, of 10 stiffprimaries and numer-ous short secondaries;Pig. 521. - Nest of the Fulmar. (Designed by H. TV. Elliot.) ^^^^ humeral and anti- brachial portions are sometimes extremely lengthened. The tail is short or moderate, of lessthan 20 feathers, variable in shape. The feet are usually short, with Ling full-webbed fronttoes, and a rudimentary hallux, or none. In size, these birds vary remarkably, ranging from. 774 SYSTEMATIC SYNOPSIS. — LONGIPENNES— TUBINABES. that of a swallow up to the immense albatrol^, probably unsurpassed by any birds whateverin alar expanse, and yielding to few in bulk of body. The plumage is compact and oily, toresist water; the sexes appear to be always alike, and no seasonal changes are determined ;but some variation with age, or as a matter of individual peculiarity, certainly occurs in manycases. The food is entirely of an animal nature, and fatty substances, in paiiicular, are eagerlydevoured. When irritated, many species eject an oily fluid from
Size: 1545px × 1617px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1896
