Red-crested Tree Rat

Mammals > Rodents

The Red-crested Tree Rat (Santamartamys rufodorsalis), also known as the Santa Marta Toro Toro, is one of the most mysterious and legendary rodents on Earth. Classified in its own monotypic genus, this nocturnal, guinea-pig-sized arboreal mammal was known only from...

Wondiwoi Tree Kangaroo

Mammals > Diprotodontia

The Wondiwoi Tree Kangaroo (Dendrolagus mayri) is arguably the most mysterious and elusive marsupial in the world. First collected in 1928 by legendary evolutionary biologist Ernst Mayr on the remote Wondiwoi Peninsula of New Guinea, it was feared extinct for exactly...

Angola Colobus

Mammals > Primates

The Angola Colobus (Colobus angolensis) is a striking, aristocratic black-and-white arboreal monkey native to the lush, multi-tiered rainforests of Central and East Africa. Famous for its long, silky jet-black coat contrasted dramatically by magnificent, flowing white...

Northern Hairy-nosed Wombat

Mammals > Diprotodontia

The Northern Hairy-nosed Wombat (Lasiorhinus krefftii), affectionately known in Australia as the Yaminon, is the largest and rarest of the three living wombat species and one of the most critically imperiled marsupials on Earth. Once roaming across vast swathes of...

Yucatan Black Howler

Mammals > Primates

The Yucatan Black Howler Monkey (Alouatta pigra), known across Belize and Guatemala as the ‘Baboon,’ is the largest and most powerful howler monkey species in the Americas. Famous for its deep, bone-rattling territorial roars that echo for miles through...

Grey Rhebok

Mammals > Even-Toed Ungulates

The Grey Rhebok (Pelea capreolus), locally known in Afrikaans as the Vaalribbok, is an elegant, woolly mountain antelope endemic to the rugged alpine heights of southern Africa. Inspiring the famous global athletic brand Reebok with its remarkable speed and boundless...

Silky Sifaka

Mammals > Primates

The Silky Sifaka (Propithecus candidus), known locally in Malagasy as the ‘Simpona’, is one of the rarest, most ethereal, and most critically endangered primates on the planet. Revered for its long, immaculate, silky white pelage that glows against the...

Mountain Bongo

Mammals > Even-Toed Ungulates

The Mountain Bongo (Tragelaphus eurycerus isaaci), recognized as the largest and most magnificent forest antelope in Africa, is a critically endangered ungulate found only in the isolated montane highlands of Kenya. Adorned with a rich, glossy chestnut-red coat...

Gobi Bear

Mammals > Carnivorans

The Gobi Bear (Ursus arctos gobiensis), revered in Mongolia as the ‘Mazaalai,’ is the only bear in the world adapted entirely to life in an extreme hyper-arid desert environment. Confined to a harsh, remote corner of the southwestern Gobi Desert where...

Chinese Pangolin

Mammals > Pholidota

The Chinese Pangolin (Manis pentadactyla) is an extraordinary, heavily armored mammal that represents one of the most evolutionarily distinct lineages on Earth. Clad from head to tail in overlapping amber-brown scales composed of compressed keratin—the same protein...