What’s a dog’s human to do when her pets blend in perfectly with the couch? Camouflaged animals are nothing new; from chameleons to snow leopards, spiders, and shapeshifting octopi, the adaptation of camouflage has been around forever. But how many dog owners are prepared for their pets to blend in perfectly with their living room? Meet Vinnie and his brother, Rocco, two French merle bulldogs who just so happen to have a superpower: when it’s naptime, they vanish completely. The dogs’ gray-and-black-spotted coats are usually quite eye-catching. However, the crushed velvet sofa in their living room has tones of silver and dark gray that are perfectly matched to the dogs’ fur. When they lie down on the couch for a nap, they are as good as invisible. Even if you spot them, you might think they’re couch pillows or cushions. Those pups better watch out, or they might get sat …