Mammals
Vertebrates are further broken down into five classes
true
Not all birds can fly, but they do all have tails
Wings
They are cold-blooded, or...
ectothermic.
They are cold-blooded.
TRUE
Animals with a backbone are vertebrates.
No, they are invertebrates.
Young mammals get nourishment from...
milk produced by their mothers.
Birds lay eggs to reproduce
TRUE
They lay eggs to...
reproduce.
They absorb water and breathe through their
eyes
Through their skin
They are made up of many...
cells that work together.
Most mammals have...
hair.
They maintain their own constant body temperature.
They are endothermic
They have four...
legs.
They need dry environments or water to survive.
MOIST ENVIROMENTS
Most, but not all, can...
move.
Their jaw is hinged directly to their...
skull.
It means they have two legs...
They are bipedal
They breathe through...
lungs.
They have at least 3 special skin gland used for defense.
Just 1
They generally have...
soft bodies.
They are endothermic, or...
warm-blooded.
Birds belong to the class called...
Aves
Their bodies are covered in...
scales.
Most follow the life cycle of egg-larva-adult.
TRUE
There are over...
35 phyla.