Smithsonian Magazine on MSN
Leeches May Be 200 Million Years Older Than We Thought—and Haven’t Always Sucked Blood
Their tissue decomposes almost immediately, and their boneless bodies rarely fossilize. But a geological formation in Wisconsin preserved a leech fossil for 437 million years, a new study finds. It’s ...
Add Yahoo as a preferred source to see more of our stories on Google. Credit: Mai Fahmy Many debates rage on: the meaning of life, the existence of a ‘higher power’, but are you aware that for more ...
There has long been anecdotal evidence of the wormy creatures taking to the air, but videos recorded in Madagascar at last prove the animals’ acrobatics. By Veronique Greenwood Veronique Greenwood ...
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