What could cause a brown vertical line and horizontal ridges on one side of only one fingernail? Dr. Richard Zimon Dr. Zimon More info needed: Sounds like you damaged the nail bed at some point in time.
As tigers are related to cats it would mean that mean that they are feline. A canine is a dog so tigers aren't canine. 2 people found this useful.
In this book we look at the different sub species of tigers which include Bengal tigers, Siberian tigers and the Sumatran tiger, what they eat and where they live. In the wild white tigers and extremely rare and they are actually a Bengal tiger.