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Even Tiny Dogs Like Chihuahuas Carry Wolf DNA



Chihuahua Puppy Dog Playing GrassResearchers have revealed that the majority of dogs today carry small but significant amounts of wolf DNA from ancient hybridization events. These wolf genes influence traits like size, scent detection, work specialization, and even behavioral tendencies. Some breeds show surprising levels of ancestry, including those purposely bred to look wolf-like and others where it was […]



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