If budgies breathe in fumes from overheated Teflon, it can seriously damage their lungs and cause bleeding — it's very dangerous for them.

What we've found so far is that the evidence we've reviewed suggests Teflon fumes from overheating may be very dangerous to budgies. Our analysis of the available research shows these fumes could seriously damage their lungs and lead to bleeding. We analyzed one assertion from the evidence, and it supports the idea that overheated Teflon releases fumes harmful to budgies [1]. The claim is that when budgies inhale these fumes, their lungs can be severely affected [1]. No studies or assertions we reviewed contradicted this. The strength of support is high, with a score of 9.0 out of a possible 10, indicating strong confidence in the assertion based on the evidence we’ve seen so far [1]. Still, we only reviewed one assertion. That means our current analysis is based on limited input. While the direction of the evidence leans toward this being a serious risk, we don’t yet have enough data to understand all the details—like how much exposure is harmful or how often this occurs in real households. We don’t yet know how this risk compares to other household dangers for birds, and no studies we’ve seen so far explore whether all non-stick coatings carry the same level of concern. Practical takeaway: If you have a budgie, it might be wise to avoid using non-stick cookware at high heat—or consider switching to safer alternatives like stainless steel or cast iron—just in case. We’ll keep reviewing new evidence to see if our understanding changes over time.