Either way, a steady diet can assist certain crab species in growing to incredible sizes. The biggest crab in the world, the Japanese spider crab, is capable of achieving a leg span of more than ...

The crab got its nickname because of its hairy chest, which prompted comparisons with the Baywatch star David Hasselhoff.

They have a few traits that make them, as conservation biologist Joe Roman put it to The New York Times, “a perfect invader”.

Biologists from the National University of Singapore conduct the first comprehensive population study of all three Asian ...