Southern River Otter

The Southern River Otter (Lontra provocax), known locally across Chile and Argentina as the ‘HuillĂ­n,’ is one of the most imperiled, graceful, and secretive semi-aquatic carnivores of South America. Endemic to the dramatic temperate rainforests, pristine...

Bale Mountains Adder

The Bale Mountains Adder (Bitis parviocula), also recognized as the Ethiopian mountain adder, is one of the rarest, most enigmatic, and visually striking venomous snakes on the African continent. Restricted strictly to the high-elevation volcanic plateaus and misty...

Usambara Three-horned Chameleon

The Usambara Three-horned Chameleon (Trioceros deremensis) is one of Africa’s most breathtaking, prehistoric-looking, and charismatic montane reptiles. Endemic strictly to the ancient, mist-draped Eastern Arc Mountains of Tanzania, this magnificent canopy lizard...

Lion-tailed Macaque

The Lion-tailed Macaque (Macaca silenus), or ‘wanderoo,’ is one of the most distinctive, imperiled, and behaviorally fascinating Old World primates on the Asian continent. Endemic exclusively to the lush, mist-blanketed tropical evergreen rainforests of...

Otter Civet

The Otter Civet (Cynogale bennettii) is one of the most enigmatic, evolutionarily unique, and elusive carnivores in Southeast Asia. Diverging dramatically from its arboreal civet relatives, this specialized viverrid has adapted for a semi-aquatic existence along the...