💬 Have you ever had a pet whose "bad behavior" turned out to be a hidden medical issue? How did you figure it out? Let us know in the comments below! 👇

Geneticists are mapping behavior genes. For example, the oxytocin receptor gene (OXTR) polymorphism is strongly linked to sociability in golden retrievers. Eventually, breeders and vets will use genomic data to predict behavioral disease risk (e.g., "This puppy has a genetic predisposition to noise phobia—start desensitization at 8 weeks").