how can I tell how old is my new guinea pig

Question
I just got a I think a boy ginea pig and I was just woundering if you could  tell me how I can tell how old he is he's not really big or really small he's in the middle of that size and I really dont knowforsure ifits a boy or a girl if you could tell me how Ican tell I looked it up and sometimes it looks like a girl but then it kinda looks like a boy too..

Answer
Hi Tiffany

There isnt really a way of telling how old your new piggy is but I can help you with finding out if its a boy or girl.

If you gently press the tummy, a little penis will pop out if its a boy. Also, take a look at the link below.

Andy

http://www.diddly-di.fsnet.co.uk/Sexing-Guinea-Pig.htm