
crabs
Female Fiddler Crabs Want Safety Over Sex: Study
When female fiddler crabs leave males behind during mating season, they aren’t just being picky—they are seeking shelter from predators, research shows.

Fiddler Crabs Call Each Other’s Bluff During Fights
Crabs adapt their behavior to suit the opponent they are fighting with, depending on whether they still possess their original enlarged claw or a weaker, regrown one.