A new study from the Smithsonian Tropical Research Institute (STRI) shows that red-eyed treefrog embryos hatch early when exposed to high ammonia levels — an environmental cue that it’s too hot and ...
While the bright coloration of this red-eyed tree frog doesn’t make the amphibious creature see red, it does provide an eye-catching display for humans who glimpse it in its rainforest habitat. In ...
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