Topic
crustaceans
1 stories related to this topic, newest first.
Science Newsscience14 days agoDeveloping
Crabs’ Sideways Walk Evolved Once 200 Million Years Ago
A study of 50 crab species found that sideways locomotion originated with a single ancestor roughly 200 million years ago. The trait is linked to the evolutionary success of the most diverse crab group, which now includes nearly 7,500 species. Researchers say the change required…