When Darwin explored St. Paul's Rocks off the coast of Brazil, he found just two kinds of birds. He wrote: "Both are of a tame and stupid disposition...I could have killed any number of them with my geological hammer." Darwin's hunch was that creatures living on remote islands were less wary of predators--because in many cases, there weren't any.
Docile Island Animals Face Invader Threat
Fri, 17 Jan 2014 04:59:08 GMT
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