VERTEBRATE ANIMALS

backbone

spinal cord

internal skeleton

complex type of animals

can have gills

sharp bones

different shapes due to the
spinal cord and bones

mammals

hair

lungs

viviparous

birds

feathers

wings

lungs

oviparous

fish

gills

fins

bronqui

scales

anphibians

lungs

oviparous

bare and wet skin

reptiles

scales

lungs

oviparous

skeleton to protect the main organs

diffrent depending on the
type of animal

head

body trunk

extremities