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The medullary index measures the diameter of the medulla relative to the diameter of the hair shaft. MI= Medulla Diameter -------------------------- x 100 Hair Diameter
usually it's 0.33 or less...
No. Not every animal has hair because frogs and snakes and etc... don't have hair.
Just don't color you animal's hair. Please...
well all mammals have to have hair to be a mammal so their isn't just one animal that has hair
you need to go to college and learn about animal hair because a hair boiler is someone who boils animal hair!nasty huh...........
Spider
lizard
how to get blonde hair on animal crossing Go to this website: http://www.animalxing.com/hairstyles.php
The part that's attached to the human or animal
An animal that lives in water and has hair is a beaver. Platypus also have two layers of fur coating them.
Because the environment is so hot that if they had hair, it would just make them unnecessarily warmer. It doesn't always benefit an animal to always have hair.