An adorable 3-year-old black German shepherd has dozens of animal friends from different species: rabbits, ferrets, rats, and a whole lot more. Owner Nicole Yates, 36, of Melbourne, Australia, has been sharing pictures of her dog Nuka with her other pets. “Nuka is the gentlest dog in the world and absolutely loves getting his picture taken,” Nicole said. “I have a lot of smaller animals at home, and he is just fascinated by them and always is happy to let them cuddle up to him and play. “It is almost like a natural instinct he has to protect and be gentle with the animals.” Nuka seems to have a best friend from every group of animals that Nicole has. “I am not sure how he does it, but he seems to find his favorite from each group of animals I have every single time,” she said. “For example, I have 40 rats …