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.
A List of the Types of Tigers. Tigers are intelligent, fierce predators and one of the largest cat species in the world. Unlike other big cats, tigers generally live and hunt alone, only coming together to mate. Each tiger has a distinct set of stripes and no two are alike.