Neither, they have really pointy spines!
Answer: The pointy spines are adaptations of their skin. Hedgehogs have a skeleton that is on the inside - therefore they have endoskeletons.
It has an endoskeleton. It is a mammal, which means its skeleton is on the inside of its body. The spines, or quills, as they are called are simply its method of protection from predators.
Dogs, like all vertebrates, have an endoskeleton.
endoskeleton
endo
They are invertibrates. Therefore they have an endoskeleton.
Snails have both exoskeleton and endoskeleton. The shell is the exoskeleton. And the remaining part is endoskeleton.
endoskeleton
Endoskeleton
An exoskeleton.
it has got an endoskeleton.
They are vertibrates, therefore they are endoskeleton.
The opposite of an exoskeleton is an endoskeleton. The exoskeleton is a skeleton outside the animal's body while the endoskeleton is a skeleton within the body.
exoskeleton.
No, they have an endoskeleton.
All whales have internal skeletons and are vertebrates.
Arctic foxes are mammals and have internal skeletons (endoskeleton).