13.A.studies B.rulesC.differences D.competitions答案 C解析由本句中的“frogs and toads”以及生存知识可知,这里谈论的是它们的“不同(differences)”。14.A.tasks B.sportsC.shows D.programs答案 B解析 由本句中的“basketball and soccer”可知,此处谈论的是两个“运动(sports)”项目。15.A.interested B...
Heliothermy is especially common among frogs and toads: it allows them to increase their body temperature by more than 10ºC. The [#highlight6]Andean toad Bufo spinulosus[/highlight6] exposes itself immediately after sunrise on moist ground and [#highlight7]attains[/highlight7] its ...
THE life histories of North American frogs and toads form the subject of a memoir entitled “North American Anura—Life histories of the Anura of Ithaca, New York,” by Mr. A. H. Wright, just received from the Carnegie Institution of Washington. In the introduction to this highly interesting...
Heliothermy is especially common among frogs and toads: it allows them to increase their body temperature by more than 10°C. The Andean toad Bufo spinulosus exposes itself immediately after sunrise on moist ground and attains its preferred body temperature by this means, long before either ...
(Animals) any of various large frogs, such asRana catesbeiana(American bullfrog), having a loud deep croak Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 ...
This classic of both biological fieldwork and natural sound recordings, originally released by Folkways in 1958, presents 57 species of frogs and toads on 92 tracks, digitally remastered from the original master tapes. Compiled and narrated by renowned herpetologist Charles M. Bogert, these sounds ...
Toads belong to the frog family, so technically, while all toads are frogs, not all frogs are toads. One way to tell frogs and toads apart is by their skin. Toads have dry skin that is bumpy. Frogs have moist skin that is smooth. There are more than 4,000 species of frogs. The ...
The Frog Book; North American Toads and Frogs, with a Study of the Habits and Life Histories of Those of the Northeastern States. - With Over Three Hu的书评 ··· ( 全部0 条 ) 论坛 ··· 在这本书的论坛里发言 + 加入购书单 ...
An April night five years ago, when Serrao went out to a country road to watch the moving of the toads, he counted 100 toads; 95 were hit by cars. A similar story can be told for several other species of toads, frogs, crocodiles and turtles around the world. ...
Did you know there are more than 100 native species of frogs in the US and Canada, including the toxic cane toad?