It is not hard to argue that we live in a youth-centric culture, one in which young age and beauty are almost synonymous. And that obsession does not end with humans. Puppies and kittens melt hearts; images and videos of baby animals flood the Internet. But rarely does an image of an animal in old age, can ignite the same interest and adoration. And now something totally different, here are photos of animals at time when they rarely attract much admiration or media attention — in their twilight years.