Elements of Zoology

abdomen adapted adult Africa allied form animals antennæ armed ascidian attached attain a length bill birds body bones branches breathe burrows carapace Carnivora cells Characteristics.-The cilia claws clinging color common coral covered crab crustaceans curious dorsal dorsal fin eggs eggs are deposited eight extinct extremely eyes feathers female fins fishes Florida foot four frog gills habits hair hatched head hibernate holes hollow Holothurians horns horny hundred Hydrozoa inches incisors Indian insects Island lancelet larva larvæ legs limbs living luminous lungs male mammals mandible marsupials maxillæ membrane mollusks mouth nest North America NOTE.-The organs ovipositor pair pass pouch powerful prey protected pupa quadrate bone remarkable reptiles resemble sharks shell showing skeleton skin snakes South species are known spines stomach surface swimming tail teeth thorax toes trees tube upper Vertebrates viviparous whale wings worms young