Morning Overview on MSN
Crabs have walked sideways for 200 million years and scientists just traced it to a single evolutionary moment
Every crab you have ever watched skitter across a beach was performing a trick that dates to the early Jurassic. A research ...
Morning Overview on MSN
Crabs evolved their body shape at least five separate times — but the sideways walk happened exactly once
There are roughly 7,000 species of true crabs on Earth, and nearly all of them scuttle sideways. That quirky gait is so ...
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