SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/small-guinea-pig-early-pregnancy

Why be careful buying a young female guinea pig that was housed with males?

She may already be pregnant.

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  1. She may already be pregnant ✔
  2. She will be too shy to eat
  3. She will refuse all vegetables

Why: The Merck Veterinary Manual says female guinea pigs can become pregnant as early as 2 months old. Ask whether the seller will take back an animal a vet finds is sick or pregnant.

Huh, didn't know that: Merck suggests having a vet check a new guinea pig before you take it home or soon after.

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What does a guinea pig use to fix its hair? A hay brush.
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References

Answer: She may already be pregnant. The Merck Veterinary Manual says female guinea pigs can become pregnant as early as 2 months old. Ask whether the seller will take back an animal a vet finds is sick or pregnant.

  1. Selecting a Guinea Pig (Merck Veterinary Manual) www.merckvetmanual.com/all-other-pets/guinea-pigs/selecting-a-guinea-pig
    Female guinea pigs can become pregnant as early as 2 months old.
    Checked 2026-10-11.
  2. Selecting a Guinea Pig (Merck Veterinary Manual) www.merckvetmanual.com/all-other-pets/guinea-pigs/selecting-a-guinea-pig
    If possible, have a vet check a new guinea pig before you take it home or soon after.
    Checked 2026-10-11.

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