Hedgehogs and porcupines do
its a protection which animal have to protect itself from the predator...
Yes. Possums are mammals, and all mammals have spines.
No. Invertebrates are animals with no spines (backbones) and whales do have spines. Whales are mammals, and all mammals have spines.
Yes. All mammals have spines.
hedgehogs are mammals! and hair is what sets mammals from all animals. so yes they do fall out but they grow back. just like human hair and dogs sheding fur!
Yes. All mammals have spines.
A sea star protects itself by using the sharp spines on its back to attack its predator. :-B
Every predator apart from snake, crocodile, and fish
Yes. They are mammals and all mammals have spines
they have the spines to protect them from your face
All mammals have backbones (Spines). This is part of what makes them mammals.
Yes. All mammals have spines.