Yes people have spines.
Yes, humans have spines (backbones)
No, raccoons do not have spines. Porcupines have spines.
Sea urchins do NOT shoot there spines. They can simply let them pop out (sort of like a porcupine). Most people make this mistake... neither a porcupine or sea urchin SHOOT there spines. They do harden and stick out farther but they DO NOT SHOOT THEM!
Elephants do have spines.
Yes. While many people believe echidnas only have spines, they are actually covered with a very thick layer of coarse hair. The sharp spines grown throughout the coarse hair.
they have spines. spines are vertebrates they are not invertebrates.
Yes. All mammals have spines.
All reptiles have spines.
they have the spines to protect them from your face
The pointy things on a cactus are called spines.
Spines of the sea urchin can cause injuries of the skin.
i think that they have 400 spines