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Most insects can fly.
Mother insects lay eggs.
Most insects have wings.
penguin
Penguins are white and black.
A penguin has a yellow neck and mouth.
Penguins can swim.Penguins are cute.
Penguins can't fly,but they are birds.
Most birds can fly.
All bird have feathers.
Birds have two wings.
whale
Whales can swim.
Whales can jump.
Whales are mammals.
mammals
Mammals have warm blood.
Mammals are covered with hair or fur.
Mother mammals feed milk to
their babies.
shark
fish
Sharks are fish.
Sharks are the biggest fish.
Sharks can swim very fast.
Sharks have big mouth.
Fish can swim.
Fish have fins.
Fish lay eggs.
This animal is a mammal.