Hard-bodied, flattened vertically. Hind legs enlarged enabling jumping.
Usually dark colored, reddish-brown
1/16 to 1/8 inch long.
Dark places like sand, cracks and crevices, and bedding. Temperatures for the flea's life cycle are 70°F to 85°F.
A flea can jump vertically up to 7 inches and horizontally up to 200 times their own body length.