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vertebrates - Coggle Diagram
vertebrates
mammals
Hairy bodies
Mammary glands produce milk to nourish young
Most do not lay eggs
Neocortex
birds
forelimbs are wings
feathers
endothermy
amphibians
tetrapod
ectothermy
lungs as adults
fishes
Jawless
Cartilaginous endoskeleton
True backbone absent but cranium present
reptiles
ectothermy
amniotic egg
Lungs throughout life