They use both genders but generally, the males have more meat.
one way to determine the gender of a crayfish is to look at the first 2 pairs of swimmerets. The males are longer and prong shaped
The gender of a crayfish is typically determined by examining the swimmerets on the underside of their abdomen. In general, male crayfish have larger, more prominent swimmerets compared to females. Males also have a pair of specialized hard structures called gonopods on their first pair of swimmerets.
There are several hundred different species of crayfish around the world. The most common one in US seafood markets and restaurants is the red swamp crayfish, Procambarus clarkii, most of which come from Louisiana.
Crayfish
Crayfish are known as both crayfish and yabbies in Australia. "Yabbies" are freshwater crayfish, often found in rivers, creeks and dams in rural areas.
My older crayfish died and my littler crayfish has not yet how do/can they die?
Do crayfish have tarritoris
Crayfish are omnivores.
protects the crayfish
Crayfish are related to small lobsters. Here is a link for pictures of crayfish. http://mackers.com/crayfish/pics.htm
Crayfish are invertebrates.
Crayfish-ess.