...Geographically cottonmouths differ somewhat in their ecological requirements, but are basically much alike in most respects... 
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...An ecological survey of reptiles in parts of northwestern Texas...
Henry S. Fitch 「Occurrence of the Garter Snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains」
...An ecological analysis of the interbreeding of Crested Titmice in Texas...
Emil K. Urban 「Birds from Coahuila, Mexico」
...An ecological study of the collared lizard (Crotaphytus collaris)...
Harrison B Tordoff 「Check-list of the Birds of Kansas」
...Grinnell (1933:54) characterizes the ecological nicheof the race pallidus as being "open, sandy ground, often ...
Terry A. Vaughan 「Mammals of the San Gabriel Mountains of California」
...An ecological survey of the mammalsof the Huron Mountain Area...
Thomas F. Weise 「An Experimental Translocation of the Eastern Timber Wolf」
...Inthese instances well marked ecological differences exist between thesubspecies involved...
James S. Findley 「Speciation of the Wandering Shrew」
...Ordinarily one tends to keep within a relatively smallarea that is familiar to it and that satisfies all its ecological requirements...
Henry S. Fitch 「Ecology of the Opossum on a Natural Area in Northeastern Kansas」
...Possibly this is because the habitat, or eventhe ecological niche, occupied in geological time by these micewas restricted, geographically and in kind...
Robert L. Packard 「Speciation and Evolution of the Pygmy Mice, Genus Baiomys」
...Obviously, the diversity of ecological niches in the rainforest is sufficient to support a variety of related species...
William E. Duellman 「Amphibians and Reptiles of the Rainforests of Southern El Peten, Guatemala」
...Etheridge, we again crossed theisthmus several times in order to gather ecological data in the wetseason, and studied especially hylid frogs, most of which had not beenseen in the dry season...
William E. Duellman 「A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, Mexico」
...The secondpart of the study, now in preparation, deals with the ecological andhistorical geography of the herpetofauna...
William E. Duellman 「The Amphibians and Reptiles of Michoacán, México」
...The ecological relationships that exist between the two species in theCordillera Volcánica are not known...
William E. Duellman 「The Amphibians and Reptiles of Michoacán, México」
...The limited ecological data available suggest that thespecies inhabits the open mesquite grassland of the Mexican Plateau...
William E. Duellman 「The Amphibians and Reptiles of Michoacán, México」
...Similar ecological relationships were observed for several species ofCosta Rican hylids...
William E. Duellman 「A Review of the Middle American Tree Frogs of the Genus Ptychohyla」
...As I have mentioned previously, ecological segregation andinterspecific competition probably is highly developed in the tadpolesof Ptychohyla...
William E. Duellman 「A Review of the Middle American Tree Frogs of the Genus Ptychohyla」
...Furthermore, we have included ecological and distributional data inour synthesis of interspecific relationships...
William E. Duellman 「Middle American Frogs of the Hyla microcephala Group」
...An ecological study of the fishes of the Fall and Verdigris riversin Wilson and Montgomery counties, Kansas, March 1954, toFebruary 1955...
James Everett Deacon 「Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas」
...An ecological study of the collared lizard (Crotaphytus collaris)...
Artie L. Metcalf 「Fishes of Chautauqua, Cowley and Elk Counties, Kansas」
ランダム例文：
便利！手書き漢字入力検索
時事ニュース漢字 📺