Scientists reveal a never-before-seen species of leopard-size apex predator that lived in lush forest 30 million years ago.
Highly valued economically, ecologically and culturally, the white oak (Quercus alba) is a keystone forest species and is one ...
When it rains in the park, the males of a tiny amphibious species emerge from the rocky caves, searching for an elevated log or ledge. They make their way to the top, then let out a call. The sound ...
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