High
Powerful animals that will defend themselves decisively. Give them distance and almost nothing happens.
Mountain Gorilla
Up to 220 kilograms of plant-eating ape, a chest beat heard more than a kilometer away, and the only great ape whose numbers are growing.
Muskox
Bulls settle rivalries by charging 50 yards or more and colliding head-first on their horn bosses.
Red Deer
The UK's largest land mammal: a stag of up to 190 kg that regrows its antlers each year and roars through the autumn rut.
Snow Leopard
The "ghost cat of the Himalayas", with a tail up to a metre long and leaps of up to thirty feet.
Southern Elephant Seal
The largest living carnivoran, with a roaring nose and blood built for breath-holds of up to two hours.
Spectacled Bear
South America's only native bear, an Andean climber with pale rings around its eyes that builds platforms in the trees.
Sun Bear
The world's smallest bear, 23 to 65 kg, with the longest tongue and a chest crescent as individual as a fingerprint.
Walrus
Tusks up to three feet long, hundreds of sensitive whiskers, and the bulk of the third-largest pinniped.
Water Buffalo
A farm giant that can reach 1,000 kg and wallows in mud to cool off.
White Rhinoceros
1,800 to 2,700 kilograms of armored grey hide and a keratin horn, carrying a name nobody has ever actually proven right.