fish
fish use this organ to get oxygen.
Gills
How do amphibians regulate body temp?
moving to hotter/colder water.
How do reptiles regulate body temp?
Go beneath surface to cool off.
How do birds regulate body temp?
They are warm blooded, and they have a variety.
How do mammals regulate body temp?
Sweat/Hair/Fur
How does fish regulate body temp?
Their Environment
How are amphibians fertilized?
Externally.
How do reptiles fertilize their eggs?
Internal fertilization
How are birds fertilized?
Internally.
How are mammals fertilized?
Internally fertilized.
what eggs do fish mothers lay?
unfertilized eggs.
What environments can Amphibians live in?
Close to bodies of water.
what do reptiles eggs have that most eggs don't?
A soft shell.
What type of shell do eggs lay?
Hard outer shell.
What environments can mammals live in?
Almost all environments.
What environment do fish live in?
bodies of water.
What do frogs go through while growing up?
Metamorphosis.
Do reptiles protect their eggs?
Yes
WHat environments can birds live in?
Most environments.
Inside their mother.
What are fish covered with?
scales.
What can some amphibians do to hide from predators?
Camouflage
Do reptiles nurture their eggs?
Some do.
WHat do birds have covering them?
Feathers.
How are newborns fed?