Blue crabs have antennas because this is where some of its chemoreceptors are located. A blue crab uses these organs to sense its prey. The prey releases chemicals that these organs can use to locate the prey. These organs mainly serve as two of five of a blue crab's senses which are taste and smell.
No; hermit crabs sense odors using the straight pair of their antennae.
Mostly asian shore crabs, Mud crabs,Rock crabs, Donut Crabs and Spider Crabs. I believe there are no freshwater varieties.
nowhere
Lizards
crabs,
By waves
yes
They are communicating. Crabs use their antennae to sense the world around them. By touching each other, they are finding out who is next to them and what they are doing.
I believe that they are bottom feeders......
The flat fish that hide under the ocean dirt, are the ones to most likely eat crabs in the ocean. Mostly, the camoflauged fish eat crabs in the ocean. Segulls are also most commenly to eat this to. Seagulls eat crabs that live on the shore or, wah up on the shore.
Talangka are small shore crabs in the Philippines that live along river banks and mangrove forests. The locals in the Philippines harvests that small crabs to produce a delicacy called "burong talangka" (fermented slted shore crabs) and crab roe fat.
The possession of two pairs of antennae is a characteristic of crustaceans, which are a diverse group of arthropods that include crabs, lobsters, and shrimp. These antennae are used for sensing the environment, detecting food, and communicating with other members of the species.