Fleas Home Dichotomous Key Flea features Gallery Fleas Life cycle of the cat and dog flea 1. Adult female flea 2. Eggs 3. Larva 4. Pupa 5. Preemerged adult (Krämer & Mencke, 2001) 3 body parts 1 antennae 6 legs laterally flatenned Interesting facts > 2000 species and subspecies Drinks 15 times its body weight per day in blood Can jump 150 times its own height Can jump horizontally 100 times its own body length