LiveScience.com - Global warming is forcing 30 species of reptiles and amphibians to move uphill as habitats shift upward, but they may soon run out of room to run. The shift could cause at least two toad species and one species of gecko in Madagascar to go extinct by the end of this century, a biologist says. Uphill movement is a predicted response to increased temperatures, researcher Christopher Raxworthy of the American Museum of Natural History says. Earlier studies in Costa Rica have provided evidence of how tropical animals respond to climate change. ...

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