The Gray wolf is at the bottom of the food chain.
An apex predator , also known as an alpha predator or apical predator , is a predator residing at the top of a food chain upon which no other creatures prey.Zoologists generally define predation as the non-parasitical or non-bacterial killing and consumption of organisms . Gray wolf . The gray wolf is typically an apex predator throughout its range , with only humans and tigers posing a serious threat to it .