female guinea pig

Hi, I just noticed my female guinea pig, aged three years old, has some weird bumps around her genitalia. Bumps weren't there two weeks ago. I need help identifying what it is. Could it be genital warts or haemorrhoids? Her sister and mom in the same cage as her don't have these bumps...

I’ve had Wren since August last year. She’s always been a little skittish and a loner (she doesn’t like socialising with the other pigs and would always be on her own). Anyways, over the past few weeks I’ve noticed she keeps Shrieking. Every time she goes I go over to her but she’s always been...