Yes, mammals are the only animals with hair, or at least, the only ones with the kind of hair that you are thinking of. Mammals have a particular kind of hair, which is made out of a protein called keratin. There are other animals who have other kinds of hair. Insects have their own kind of hairs, which are sensory rather than protective in nature, and they are made of a different protein known as chitin.
Only mammals grow hair on their body. No other animals grow hair.
No, the only animals with hair are mammals.
Yes. Only birds and mammals are warm-blooded.
most animals with hair+dolphins
Mammals are group of animals that have fur or hair.
Mammals are the only animals that have true hair. This feature is what sets them apart from other animals.
The presence of a backbone (a "vertebrae") does not DEFINE a mammal because other animals also have backbones, eg reptiles, birds and fish - these animals are also "vertebrates".Mammals are mammals because they are the only animals to have fur/hair and feed their young on milk.
Mammals are the only known animals to have hair on Earth.
All mammals have nose hair , but not cold blooded animals.
hair
In general they are called mammals.
All animals that aren't mammals.