Do Dogs Recognize Their Siblings. Do dogs recognize their parents and siblings? Infant dogs can recognize their siblings, but adult dogs can only recognize their siblings if they continue to live with them.

So, in theory, it is possible your dog may be able to recognize and protect their dna when they come in contact with a sibling. Intuitively, the less time dogs spend with their families as puppies, the less likely it is they'll be. We do know that dogs have long term memory,” she says, adding that experiences that occur between the ages of 8 and 16 weeks in a puppy's life really imprint on their brain.