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.
Tiger is the largest member of the biological group Felidae (family of the cats) and is scientifically classified as follows: Kingdom: Animalia Phylum: Chordata Subphylum: Vertebrata Class: Mammalia Subclass: Eutheria Order: Carnivora Family: Felidae Subfamily: Panthernae Genus: Panthera The tiger belongs to the Species