The fossilized poop (coprolite) that preserves the impression of the topside of the body of a new kind of marine parasitic isopod (crustacean). It was found by Jason Osborne, while scuba diving in ...

If you’ve ever spent time near a pond, lake, or river and seen damselflies making a heart shape with their bodies, then you’ve witnessed what scientists call the copulatory wheel. But it may ...

However, some land-loving hermit crab species also exist. Female hermit crabs have abdominal pleopods where they attach their developed eggs and carry them along. An average female is capable of ...