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.
Jaguars (Panthera onca) are the largest felid species in the New World and the only member of the genus Panthera, the roaring cats, that occurs in the Americas. They are the third largest cat species, being outsized only by lions (P. leo) and tigers (P. trigris).