The white rhinoceros (Ceratotherium simum) is the second‑largest land mammal, surpassed only by the elephant. Often called the square‑lipped rhino because of its wide grazing mouth, this massive grazer can exceed 7,700 lbs and has two keratin horns that make it a co

The common hippopotamus (Hippopotamus amphibius) is the third largest land mammal and one of Africa’s most dangerous animals. Hippos spend daylight hours submerged in rivers and lakes and graze on nearby grasslands at night; despite their stocky build they can run sur

Mouflon are wild sheep thought to be one of the ancestors of all domestic sheep. Introduced to South America by Spanish sailors centuries ago, they have red‑brown coats with darker saddles and white facial markings. Only the males carry horns—tight spirals that arch

The Sindh ibex (Capra aegagrus blythi) inhabits the arid hills of Pakistan’s Baluchistan Plateau. This handsome goat has a pale coat with dark facial markings and long, lyre‑shaped horns. Its agility on rocky slopes and striking appearance have made it one of Pakist

Woodland caribou are the largest caribou ecotype and favour mature coniferous forests across Canada and parts of the northern United States. Adults stand about 3.6–4.6 feet (1.1–1.4 m) tall at the shoulder; bulls weigh 350–500 pounds and cows 240–330 pounds. The

Mountain caribou are an ecotype of woodland caribou that inhabit the steep interior ranges of British Columbia and extend into northern Idaho and eastern Washington. They are similar in size and appearance to other woodland caribou but spend winters in high‑elevation

Grizzly bears are large brown bears easily recognised by their muscular shoulder hump, long curved claws and concave facial profile. In the lower 48 states, adult males typically weigh 400–600 pounds and females 250–350 pounds. Their fur ranges from blond to almost

The Alaska brown bear (Ursus arctos) is a coastal form of the brown/grizzly bear that grows exceptionally large thanks to a rich diet of salmon and other coastal resources. Mature males in Katmai and Kodiak can weigh 900 pounds or more. Brown bears are distinguished fro

The polar bear (Ursus maritimus) is the largest land carnivore on Earth and a symbol of the Arctic. Adult males typically weigh 350–650 kg and measure 2–3 m in length, while females weigh 150–350 kg. Polar bears are superbly adapted to life on sea ice with dense w

The American black bear (Ursus americanus) is the most widespread bear in North America. Its coat ranges from black to brown, cinnamon or even blond, and adults weigh between 125 and 450 pounds. Standing about three feet at the shoulder and five to six feet when on thei