...The Arabs during that period migrate to the drier regions in the north... 
W.H.G. Kingston 「Great African Travellers」
...These itinerantpedagogues are negroes; and it is certainly acurious circumstance that from Central Africa instructionshould migrate northwards...
James Richardson 「Narrative of a Mission to Central Africa Performed in the Years 1850-51, Volume 2」
...They migrate throughthe United States in largeflocks, usually accompanied by White-throatedor Fox Sparrows...
Chester A. Reed 「The Bird Book」
...Bear forty years ago would migrate then as they do now...
Eldred Nathaniel Woodcock 「Fifty Years a Hunter and Trapper」
...In less than a week theeggs hatch into minute blackish caterpillars that feed uponthe tender tissues of the leaf upon which they were born andthen migrate together toward the top of the plant...
Clarence M. Weed 「Butterflies Worth Knowing」
...In summer when the sheep are driven up into the mountains, the coyotes migrate to those sections and kill sheep whenever the opportunity is presented...
A. R. (Arthur Robert) Harding 「Wolf and Coyote Trapping」
...In some sections they remain in the same locality during the entire year; in other places they migrate on the approach of cold weather and do not return until spring...
Elmer Harry Kreps 「Science of Trapping」
...Barbour (1956:36) collected large numbers of them in early April in Kentucky and stated that they migrate from swamps to wooded hillsides in late August and early September...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...The two common Plovers—the Spurwing and Black-breasted—donot migrate, so we see them in brighter colors...
John Albert Leach 「An Australian Bird Book」
...Inanimals that have succumbed to the disease the germ is confined to the seat ofinfection, but a few hours after death it may migrate through the bloodchannels to other parts of the body...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...From time to time thehost has by the changes of sea and land been compelled to migrate,moving this way and that to find its fit station...
Nathaniel Southgate Shaler 「Domesticated Animals」
...Few persons in America havenot at some time seen a flock of wild geese flying in wedgelikeformation as they migrate in the spring and fall...
John H. Robinson 「Our Domestic Birds」
...Those in the north migrate or drift south, and vast numbers, as we see, spend the winter in the southern counties...
W. H. Hudson 「Birds in Town and Village」
...The majority of the kites appear to migrate from the Nilgiris duringthe south-west monsoon...
Douglas Dewar 「Birds of the Indian Hills」
...It appearsto migrate to Bengal, the United Provinces, the Punjab and Sindshortly before the monsoon bursts, but it is said to arrive inNepal as early as April...
Douglas Dewar 「A Bird Calendar for Northern India」
...So he is a migratorywoodpecker, though the woodpeckers are naturallyhome-loving birds, and do not migrate frompreference...
Fannie Hardy Eckstorm 「The Woodpeckers」
...A tropical familyof birds, many of which migrate to the temperate regions in summer...
Rev. C. A. Johns 「British Birds in their Haunts」
...In North Britain, at the approachof severe weather, they flock together and migrate southwards...
Rev. C. A. Johns 「British Birds in their Haunts」
...They come to us in November and remain till late in February,when they begin to migrate in successive flights, the youngest birdstaying until April...
Rev. C. A. Johns 「British Birds in their Haunts」
...From this fact I can drawbut one conclusion; they migrate south in the winter...
Harry Thom Payne 「Game Birds and Game Fishes of the Pacific Coast」
...Otherscome from still farther south for breeding purposes,while still others breed north of us and migrate throughoutthe territorial scope of these articles to spend theirwinters...
Harry Thom Payne 「Game Birds and Game Fishes of the Pacific Coast」
...Whether theyremain near the mouths of the streams, or whetherthey migrate to distant feeding grounds are questionsthat have never been solved...
Harry Thom Payne 「Game Birds and Game Fishes of the Pacific Coast」
...The larvæwill migrate from the manure to the soil and continue their growthin the moist ground...
L. O. Howard and F. C. Bishopp 「The House Fly and How to Suppress It」
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