Borneo is a wonderland of extraordinary and unique wildlife, including many endemic species found nowhere else on Earth. Here are several of the “critters” I saw while traveling and trekking in April 2025.

Giant Forest Ant

Water Monitor Lizard

Huntsman Spider

Tractor Millipede

Plain Treeshrew

Provost’s Squirrel

Green Lantern Bug / Pyrops Cultellatus

Colugo

Cricket

Centipede

Pyrops White Head / Lantern Bug

Five-bar Swordtail

Common Palm Civet

Lesser Mousedeer

Leopard Cat

Leopard Cat

Long Horned Orb Weaver

Tiger Leech

Wallace’s Flying Frog

Western Tarsier

Red Leaf Monkey

Luzon Glassy Tiger

Mantis

Angelhead Lizard

Tractor Millipede

Angelhead Lizard

Halequin Flying Frog

File Eared Tree Frog

Green Pug Moth

Katydid

Lantern Bug

Tropical Swallowtail Moth

Geometrid Moth

Stag Beetle

Xyleutes

Rhinoceros Beetle

Hwak Moth

Tropical Swallowtail Moth

Stag Beetle

Sphinx Moth

Tropical Swallowtail Moth