File:The Oölogist for the student of birds, their nests and eggs (1910) (14564490388).jpg

Identifier: ologistforstud271910latt (find matches)
Title: The Oölogist for the student of birds, their nests and eggs
Year: 1886 (1880s)
Authors: Lattin, Frank H
Subjects: Birds Birds
Publisher: Albion, N.Y. : Frank H. Lattin
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Biodiversity Heritage Library

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hejaw noticed when a snake swallows alarge object is a perfectly normal ac-tion, many bones of the head beingso articulated as to allow of great free-dom of movement. The digestive fluidsof the snakes stomach will easily dis-solve egg shells. The snake suffersno inconvenience whatever, eitherfrom the great distention of the mouth,or the difficulty of obtaining nourish-ment from an egg that he may haveswallowed whole. J. O. SNYDER. The Black Headed Gull on LakeLeman, Switzerland.(Larus ridisundus)Upper parts pearl-grey; wings withthe exception of the primaries, whichare white, edged and tipped with black,also pearl grey; head blackish brown;neck, rump and tail white; underparts also white: feet, legs and man-dibles bright red. Winter: the samewith the exception of the head whichchanges to white with a small brown-ish patch on the hind part of thecrown. There is also a small circularpatch just in back of the auriculars.Young: of a general mottled brown;a black band across the end of the
Text Appearing After Image:
No. 34 Young Black-headed Gull, Mt. Grammont, Vevey, Switzerland.Photo by P. G. Howes. 76 THE OOLOGIST tail; mandibles yellowish-brown; legsand feet light orange. Sixteen inches.Winter resident? The Black-headed gull is by far thecommonest bird at Vevey and theirscreams may be heard at any hour ofthe day or night. From dawn untilsunset they wing their way tirelesslyup and down the shores of the lake,ever on the look out for any ediblemorsel. They are great divers, closelyrivaling our American King fishers,,and it is not an uncommon sight tosee one suddenly fold its immaculatewings, drop into the water and emergewith a struggling perch or other fish.The other gulls, however, are quick tonotice any such movement and haveno hesitancy in making their brotherslife a burden until the luckless fishslips down its captors throat. Moulting commences very earlyamong the old birds and at this date(February 6th) many of them are infull summer plumage. The yearlingshowever have not started to chang

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