200
Amphibians are animals that live on land and in water; have smooth, moist skin and lay their eggs in water.
____ are cold-blooded aniamls that live in water; have a backbone, scaly skin and gills for breathing and fins and tail for swimming.
Invertebrates are animals without a backbone.
Mammals are warm-blooded animals usually with fur or hair, that feed their young with milk from the mother.
Invertebrates are animals without a ________.
Birds are animals that have feathers and wings , usually fly and lay eggs with hard shells.
Reptiles are animals that have dry , scaly skin, live mainly on land and lay eggs with soft shells.
Vertebrates are animals with a backbone.