__________ is when living things make new living things.

Birds have a beak, wings, ___________ and 2 legs. They lay eggs.

Some animals, such as most amphibians, look completely different to their adult when they are born and go through a big change to become an adult, called _____________.

Animals, and all living things, do certain things to stay alive. These are called ____________.

Mammals usually have hair or fur. ____________ are born alive.

__________ are baby animals.

Amphibians live on land and in water. They __________ in water.

Dolphins and whales live in water and have fins and a tail. They breathe air through a ____________. They have to come to the surface to do this.

Reptiles live in water and on land. They have scales and are ___________.

Fish live in water. They have ________ instead of legs and _______ instead of lungs.

Insects have 6 legs. Their bodies are _________ 3 parts.

Some animal lay eggs which ______ into offspring.

Echidnas and platypus are found in countries such as New Zealand and Australia. They are ________ but they lay eggs rather than giving birth to live young.