The Crayfish

Classification
The crayfish falls within the kingdom - anamalia, phylum - Arthropoda, Class - Crustacea, Order -Decapoda , and family - Cambaridae.
Habitat
Crayfish like to be where it's dark and cool, and during much of the daylight they will be found by them selves, under a rock or vegetation, waiting for dark, when they come out to forage for food. This is highly variable, ranging from deep holes to sluggish streams. A suitable habitat is medium-sized streams containing riffles and rocky pools. …