How do mammals fertilize?
Internally
How do amphibians get warmer
Sit in the sun
Are fish warm blooded or cold blooded?
Cold-blooded
How do birds reproduce?
Internally
Where do reptiles usually live?
Warmer areas.
How do mammals keep heat in their body?
Hair/fur on their bodies
Explain amphibians eggs
they're soft shelled, laid in water
How are fish's eggs protected?
The mother hides them
What is the coldest places a bird can live?
Antartica
Hard and scaly.
What makes dogs different whenever their cooling off than most mammals?
What do amphibians need to survive
(Hint: involving their skin)
Their skin needs to be moist.
Fish need oxygen (T/F)
True
What are birds covered in?
Feathers
How are their lungs different from amphibians
They're larger
How are mammals special in how they live in environments compared to other vertebrates?
They can live in any climate
Where do amphibians start their life?
In water
What are fish covered in?
Fish scales
Are birds eggs hard or soft
Hard
What is special about their skin?
Their skin is water tight
How are baby mammals fed
Milk from their mothers mammery gland
How do amphibians breathe?
Through their skin
Putting oxygen or taking oxygen out of their bladder
Can all birds fly?
No
Can some reptiles be born without legs?
Yes snakes