Humans have a straight curved spine when most animals have a C curved spine.
A goat's tail is just an extension of his spine. Spines are not ramrod straight. Spines have slights curves in them. So it is true of a goat's tail. There are also muscles in the tail giving the animal some control of movement.
A tail. Humans can walk upright without it because of the way our spines are curved.
Yes, in fact they have curved spines.
It is to help you stand up straight
Hedgehogs live in parts of the Sahara and have spines.
observation
Hedgehog
Yes, humans have spines (backbones)
The echidna is an animal which lays eggs. The echidna is covered in spines. Like platypuses, echidnas are monotremes, or egg-laying mammals.
A vertebrate is an animal that has a backbone.Under this there are 5 groups.They are: mammals,fishes,birds,amphibians and reptiles. Examples of vertebrates are humans ,elephants ,frogs , toads, crocodiles, salamanders, eagles, doves, piranhas, and sharks.
Whether or not an animal contains a spine or backbone distinguishes animalia into two different groups: Vertebrates (with spines--examples: canines, felines, humans) and invertebrates (without spines--examples: sponges, worms, mollusks).
No. No human has a penile spline. It doea not exist in humans.