Gerbils are living things so obviously lack of food, sleep and water are the main things you need to worry about but there are lots of things which won't immediately kill him but after a while will lead to other problems which may be fatal. Things like ensuring they have enough sawdust to dig in and toys to play with all help with keeping him healthy. Look up how to cage a gerbil and how to look after him.
Some things are poisonous to gerbils, I world suggest finding a list online of things gerbils can and cannot eat, to be on the safe side.
Ask around to see if anyone else wants them.
Other gerbils.
Gerbils are an animal and can not be "invented".
Male gerbils can be neutered, but it is not recomended. Female gerbils should not be spayed. In general male gerbils should not be neutered unless there is a good reason for it.
no gerbils are not originally from the UK but instead from the deserts of Asia. But you can still buy gerbils in the UK
Yes, mice are smaller than gerbils, but I think gerbils are the right size.
She is allergic to carbonate baking soda, orangutans, and gerbils! There's more too but those are the main ones. Sources; Big fan! P.s why?
They do have seizures (this is common in young gerbils)
No, they are not related. Gerbils are rodents, Rabbits are not.
No, Gerbils are vegetarian.
Gerbils and nothing else.
Yes, e.g Mongolian Gerbils.