because they need it if they don't have it they will die it protects the heart and the eyes and the stomach.
A rostrum on a crayfish is an extension of its shell. This part is used for extra protection.
The anterior part of a crayfish is called the rostrum because it is a structure that protrudes from the head resembling a beak or snout, much like a rostrum on a ship. It helps the crayfish with sensory perception and sometimes functions in defense or capturing prey.
The rostrum on a crayfish is a hard beak extending from the head that is used for protection.
it is the antenna, antennule, rostrum, and the maxillipeds (feeding appendages).
Most biologists will tell you that the rostrum is a process for protection of the eyes from predators and during fights, somewhat analogous to the bones around the eye socket in humans.
it is the antenna, antennule, rostrum, and the maxillipeds (feeding appendages).
The rostrum is the snout of the whale.
The rostrum is the front mouth part and inside the rostrum are the Orca’s teeth.
A rostrum is a place to make a speech.
Crayfish have muscles. They need them to move.
A rostrum is a place to make a speech.
Rostrum Records was created in 2003.