You cannot.
It's difficult to detrmine the age of a guinea pig once it's full grown. a vague age can be determined but nothing specific.
You can tell if a guinea pig is a boy or girl at the age of 4weeks
Right after birth.
You cant tell their age like a tree. You have to know when they were born. That is all you can do.hope it helped. Sorry there is nothing you can do.
Unfortunately, there is no way to tell if a guinea pig has ever had babies before.
Take you guinea-pig to the vet - if they are experienced they should be able to tell if your guinea-pig is preggers or not.
Boy guinea pigs don't have nipples.
the guinea stork comes
Yes, a veterinarian can perform an ultrasound or X-ray to confirm if a female guinea pig is pregnant. It is not possible to accurately diagnose pregnancy in guinea pigs through physical examination alone.
You will being to itch.
Male guinea pigs can succesfully imprenate a female guinea pig at (I believe)only 8 weeks of age, however it takes about 9 months for the guinea pig to be fully grown.
at about 1
you van tell by the toe nails if they are thich and long an adult if they are thin and short a baby you can tell if the toenails are short and thin it is a baby