Question: is teflon bad for guinea pigs?
Answer: TEFLON TOXICITY !! ... Birds & small animals who live inside are susceptible to a respiratory condition called "teflon toxicity" or "PTFE poisoning/toxicosis." Deaths can result from this condition, which is due to the noxious fumes emitted from overheated cookware coated with polytetrafluoroethylene (PTFE).