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guinea pigs

Luna’s Story

Friday, October 24th, 2014

Ovarian cysts are quite common in guinea pigs, occurring in 66–75% of female guinea pigs between 3 months and 5 years of age, with middle-aged pigs most commonly affected.

A Very Thirsty Guinea Pig

Wednesday, April 3rd, 2013

Jennifer Graham, head of the Cummings School’s zoological companion animal medicine department, responds to a reader’s question about her parched guinea pig.