...At length, escaping from greedy rulers, hostile populations, wild beasts, swamps, rains and fevers, he at length reached Bundi, near Kouka, on the 30th of November... 
W.H.G. Kingston 「Great African Travellers」
...However, by far the most logical divisionis the Continental Divide; south of the Teton Range it constitutesa broad barrier separating eastern and western populations...
Henry S. Fitch 「Occurrence of the Garter Snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains」
...auritus to Middle American populations...
J. Knox Jones 「Noteworthy Records of Bats From Nicaragua, with a Checklist of the Chiropteran Fauna of the Country」
...The datapresented here possibly are the results of inadequate sampling, but more likelyreflect actual differences in the populations...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...Selection for differences in the breeding calls helped toreinforce other differences in the populations and thereby aided in maintainingspecificity...
William E. Duellman 「Neotropical Hylid Frogs, Genus Smilisca」
...—As is evident in the diagnoses, the color patternsof given populations have been regarded as useful in separating thespecies and subspecies...
John D. Lynch 「A Taxonomic Revision of the Leptodactylid Frog Genus Syrrhophus Cope」
...I have therefore recognized allmorphologically distinct allopatric populations as species...
John D. Lynch 「A Taxonomic Revision of the Leptodactylid Frog Genus Syrrhophus Cope」
...Miller, Friedmann, Griscom, and Moore (1957:376) recorded intermediate populations of the Rufous-crowned Sparrow from 12 mi...
Emil K. Urban 「Birds from Coahuila, Mexico」
...This is evidence of meaningful adaptation of the NorthAmerican populations to environments in which they now live, andcontinued use of P...
Richard F. Johnston 「The Breeding Birds of Kansas」
...There is a continuing demand from sheep ranchers in the county thatfoxes be controlled, yet this species seems to maintain considerablyhigher populations than does the coyote...
Kenneth W. Andersen 「Mammals of Northwestern South Dakota」
...Long ago nature must haveestablished a fairly definite ratio between the populations of the Wolfand the Caribou...
Francis Harper 「The Barren Ground Caribou of Keewatin」
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bakersfield anything drooping
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