Vertebrates

All vertebrates have

• Backbone

• Wings

• Scales

• Lungs

Amphibians are

• Mostly terrestrial

• Acuatic animals

• Oviparous

• cold blooded animals

Tadpoles are a stage of the development of the amphibians and they are also called .....

which of these animals are homeotherms?

• fishes

• anurans

• mammals

• birds

Fishes breathe through

These animals have scales

• toad

• turtle

• kangaroo

• tuna

Bird bones are thin and

This animal produces eggs

• lamb

• platypus

• whale

• dolphin

It is a very big bird but it can´t fly

Put the numbers in the correct position