2
Amphibians
Amphibians are animals that go through metamorphosis .Metamorphosis is when an animal changes or evolves into it's parent's form. There are 3 types of main amphibians : Frogs,Toads, and Salamanders.They lay eggs ,have gills at the begging of their life but,they loose their gills and make lungs.ssSome amphibians are made to stay near water and some are meant to live in dry lands.
3. Fish
Reptiles!
Tom Cat!
Reptiles are animals that have dry scaly skin and always lay eggs and can either live in the desert or they can live in the rain forest.Some reptiles are : snakes,turtles, and lizards.They have tough ,leathery eggshells. Most reptiles shed their skin and bite.
Fish are cold-blooded animals. They have a coat of slime so they can stay water-proof. Some have special shielding called scales. All fish have gills that help them breathe underwater .Fish are any member of a group of organisms that consists of any gill bearing aquatic craniate that lack limbs with digits .
Vertebrates
Vertebrates are animals that have a backbone.Backbones are a series of bones that make the longest string of bones in your body.
2. Birds!
Another kind of vertebrate group is the bird. Birds have wings,talons,feathers, some can have very good eye sight, and they all have beaks.Some birds even have hollow bones for a smoother flight.There is birds everywhere.Their are some birds that can't fly but they can run fast,some birds can't fly but they can sure toboggan like the penguin.
1. Mammals!
Mammals are warm-blooded creatures.Most of them have fur or hair, for instance , we are mammals because we have hair , are warm-blooded, and we don't lay eggs.The platypus is the only mammal that lays eggs. They also make milk for their young.One last thing, all mammals have to breathe oxygen , even the mammals that live in the water.