To construct safety burrows, sand crabs dig relatively narrow tunnels. Large burrows are likely to collapse. The pit structures found on comet surfaces have a characteristic size range that is ...

Up to 100 million red crabs have begun their annual march to the ocean ahead of mating season on the remote Australian island ...

Coconut crabs are massive. Up to three feet in diameter, they scuttle across remote tropical islands in the western Indo-Pacific Ocean, cracking open coconuts like they’re made of butter, eating ...

Crabs love to burrow, making them happy beach dwellers. These scavenging critters are carnivorous by nature, but there are some pretty interesting differences in their overall feeding habits.

These unique crabs, known for their burrowing skills, are caught by skilled farmers who use only basic traps and mangrove ...

Sometimes, the cantankerous crustaceans burrow into the mud with only their beady “eye stalks” visible lying in wait for a passing meal. But if they’re not careful, the crabs, an important ...

To build a home, they use their raptor-like front arm to dig burrows on the seabed surrounding ... to attack their hard-shelled prey—such as crabs and clams—with a powerful punch.

Known for their agility and burrowing abilities, these elusive crabs play a critical role in the beach ecosystem by controlling organic debris and serving as prey for larger species. Shahidul ...