Zoölogy for High Schools and Academies

abdomen animal antennæ ants arterial attached auricle beak beetles bird blood body brain branches breathing BURNET ZOÖL butterfly called cavity cells cephalothorax ciliated claws close cocoon color compound eyes consists coral covered Crocodilia developed digestive apparatus dorsal earthworm edge eggs esophagus eyes feathers feeds fish flies foot fore frog gills glands hatch head heart hind toe History horny hydra imago insects intestine Kingsley's Standard labium larva larvæ legs limbs lizard lower jaw lungs mammals mandibles mantle maxillæ maxilliped membrane Morse moth mouth mussel nervous system nest nictitating membrane opening organs pair palpi perch plant pupa quadrate bone reproduction sea anemone secretion segments shell side skeleton skin skull slender snake species spider sponge sternum stomach tail tarsus teeth tentacles text-book thorax tibia toad tongue trachea tube tubular turtle upper venomous snake ventral ventricle vertebræ wings worm young Zoology