Add Yahoo as a preferred source to see more of our stories on Google. Parade Pets and Yahoo may earn commission from links in this article. Crabs have a branding problem. They walk sideways, throw up ...

In the animal world, attracting a mate often comes down to a show of skill. Birds sing. Deer fight. Some crabs wave. For one species called the waving crab, this gesture is everything. Males raise and ...

Crabs have a branding problem. They walk sideways, throw up tiny fists, and move with the exact energy of someone who is one bad interaction away from filing a police report. So when a crab starts ...