Same reason humans have diff. colours of skin, eyes, and hair, pigmentation.
Gerbils really don't care about the color of the other gerbils in the tank with them, they really care about personality. For all we know, they could be color blind.
No, not only to gerbils come in several different color varieties, but as with any animal each individual has its own personality, though with gerbils it doesn't vary as much as with say dogs.
no!
First answer: Yes. It has lots of healthy stuff like timothy hey. A different answer: No, gerbils should only eat pellets specially made for gerbils. Rabbits and gerbils have a different digestive system and different dietary needs.
yes. gerbils enjoy sporting many different types of hairstyles.
Gerbils live all over the place! There are actually many different species of gerbils. Domesticated gerbils are Mongolian gerbils, which means they are originally from Mongolia. Gerbils are desert animals, so they live in semiarid and arid places, like the deserts of Mongolia.
Hamster and gerbils do not have different food the eat the same food and love the same treats.
A gerbil's view of the world is much higher than this, being around 215 degrees. So the gerbil can see much more of its world at any given moment so yeah a gerbil can see they i think also can see in the dark
Gerbils and mice are two different animals.
Yes
They only have different colour coat
No, they can't, as they are completely different animals.