Mosquitoes have lived on Earth for more than 30 million years! Close-up photos and detailed illustrations depict the amazing changes a mosquito goes through in four stages: egg, larva, pupa, and adult. Kids will enjoy reading about different species of mosquitoes and - most importantly - why they bite! Topics include: - mosquito bodies and senses - where mosquitoes lay their eggs - the differences between male and female mosquitoes - the diseases mosquitoes transmit and how to avoid mosquito bites