Crayfish have the ability to regenerate practically any appendage that gets broken off. They can regrow legs, claws,antennae, even eyes if they happen to get snipped off in a fight.
yes
no
It allows the crayfish to burrow into the river bed and leave its eyes protruding to look for danger.
under the eyes
2
No they do not. Goldfish can regrow fins just as you and I can regrow hair or finger nails and also like us they can not regrow organs like eyes
A crayfish eye looks like a beanie baby animal's eye. It looks like a tiny little black pebble. The eyes stick out of the side of the crayfish's head.
compound
The function of the compound eyes on a crayfish is to allow them to see more of their surroundings and spot predators. Unlike predators, they must see all around them to give them the best chance of escape.
The rostrum is the part of the crayfish that is located between the eyes and the antenna. Rostrum is Latin for "beak" so the rostrum on the crayfish is considered its beak.
The crayfish's eyes can move and most of the time , it is to protect the eyes so it moves into a "case".
eyes, blood, brain and sum gooey guts
Crayfish have developed eyes on short stems that help them see their environment. They have adapted to blend in with their surroundings and have pincers to help them defend themselves.