Mouflon

1. International Union for Conservation of Nature (IUCN) Red List of Threatened Species: Ovis gmelini.2. Valdez, R., Mountain Sheep of the World; Shackleton, D.M., Wild Sheep and Goats and their Relatives (IUCN/SSC Caprinae Specialist...

Tibetan Antelope

The ultra-fine underwool of the Tibetan antelope (shahtoosh) is so exceptionally thin—measuring barely ten micrometers across, roughly one-fifth the width of a human hair—that an entire large shawl made from it can be pulled effortlessly through a standard wedding...

Philippine Tarsier

The eyes of the Philippine tarsier are so enormous that they are completely immobile in their sockets, but to compensate, the tarsier can rotate its head a full 180 degrees in either direction like an...

Asian Small-clawed Otter

Asian small-clawed otters have such human-like finger dexterity that they habitually juggle smooth river pebbles between their paws while floating on their backs, a playful behavior that keeps their sensory paw pads and fine motor skills...

Argali

The horns of a mature Marco Polo sheep can exceed six feet (1.9 meters) in total curl length and weigh over forty pounds—representing up to thirteen percent of the ram’s entire body...

Mountain Viscacha

Mountain viscachas have an extraordinarily long gestation period of up to 140 days—nearly five times longer than a domestic rabbit—resulting in pups that are born fully furred with open eyes, ready to run and scale rocky cliffs within hours of...

Raccoon Dog

The raccoon dog is the only member of the dog family (Canidae) in the world that hibernates; during harsh subzero winters, its heart rate drops and it can sleep in an underground den for up to five months without eating, sustained entirely by autumn fat...

Stone Marten

The Stone Marten (Martes foina), frequently referred to across continental Europe as the beech marten or house marten, is a highly resourceful, medium-sized mustelid native to a wide swath of Eurasia spanning from the Atlantic coast of Europe across the Mediterranean...

Nubian Ibex

The Nubian Ibex (Capra nubiana) is an agile, desert-dwelling wild goat species native to the rugged mountainous wadis and rocky escarpments of the Middle East and Northeast Africa. Characterized by immense, backward-sweeping, knobby scimitar horns in adult males, this...

Wild Yak

The Wild Yak (Bos mutus) is an awe-inspiring, massive bovine native to the desolate, windswept heights of the Tibetan Plateau and adjacent Himalayan highlands. Ranging across elevations from 4,000 to over 6,000 meters above sea level—where atmospheric oxygen is nearly...