Mammals are the only animals that have true hair. This feature is what sets them apart from other animals.
"Hair" and "fur" are synonyms, and are found on all mammals.
Yes. Mammals are the only animal group that can have hair. Invertebrates such as certain species of spiders and insects have hair-like structures called setae, not hair. The two are quite different. Hair/fur is one of the defining characteristics of mammals.
No, wood turtles do not have fur or hair, as they are not mammals.
not all of them
No, It is keratin, That is what all hair on mammals is made of.
All mammals that exist today have some kind of hair or fur. That includes mammals that live in the sea like dolphins and whales.
Humans are mammals; we have hair all over.
yes
Fur or hair.
all
Mammals have hair, are warm-blooded, and feed their young with milk. They also give live birth, except for the echidna and the platypus.