Their body consists of three segments: head, chest, and abdomen. In some species, the head and chest fuse to form the cephalothorax, which is covered by a single large carapace. Each segment or body segment can have a pair of appendages.
Do crabs have three body parts?
Crustaceans have three different body parts: the head, chest, and abdomen (or chest), but the head and chest may merge to form the cephalothorax.
What are the two main body parts of a crab?
External structure of crustaceans with the crustacean highlighted in orange. In this example, there are two major body areas, the cephalothorax and the abdomen.
How many body segments does the red shrimp have?
The body of the red shrimp is divided into 21 segments. There are 6 segments from the head area, 8 segments that make up the chest (central part), and 7 segments that make up the abdomen (often called the tail).
How many appendages does a crab have?
Crabs have 10 articular appendages, including two large claws for food capture called crabs and eight walking legs used for sideways gait. The oval shell protects the rest of the body. The crab has two eye stalks and a pair of sensory antennae.
Below you will find two helpful answers on a similar topic. 👇
How many pairs of legs do crabs and lobsters have?How do you identify a fiddler crab?
