We have already looked at whether guinea pigs can eat Christmas trees here
But can they eat pine needles?
Can guinea pigs eat pine needles?
So if you are thinking of putting a branch in their cage with pine needles or they have a run which has pine needles in it from a nearby tree, then move those piggies out of there.
For more things that guinea pigs can and can’t eat, check out our GUINEA PIG FOOD LIST.