Sri Lanka Tour Packages - Airport Transfers

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Slender Loris

Sri Lanka is home to two subspecies of the red slender loris. They occupy a variety of forest types, from dry-zone scrub jungle to humid lowland rainforest, and hunt insects, small lizards, and the occasional bird egg at night. They have large, forward-facing eyes that help them see well at night, and they can cling to branches so tightly they don't tire even after hours. By day, they hide in thick bunches of leaves or in tree hollows, making them almost impossible to spot without specialist knowledge.

✔IUCN Red List: Endangered (EN)

5 Mind blowing
Slender Loris facts

They Have a "Toxic" Bite

Lorises are among the world's only venomous primates. They lick a specialized sweat gland on their inner arm, mixing the secretion with their saliva to create a mild defensive toxin used to ward off predators or protect their young.

Gigantic Night Vision Eyes

Their massive, unblinking eyes are backed by a biological reflective layer called a tapetum lucidum. This acts like natural night vision goggles, maximizing the smallest amount of moonlight. When spotters shine flashlights into the canopy, they usually identify a loris by its eerie, glowing orange eye reflection.

Infant "Parking"

When a mother loris needs to hunt for food at night, she will delicately wash her baby with her toxic saliva for protection and "park" the infant safely hidden in a branch cluster until she returns.

Super Human Grip Strength

A loris has specialized blood vessels and muscles in its limbs that let it tightly clamp onto a branch for hours at a time without feeling any muscle fatigue.

Slow Motion Assassins

Unlike monkeys, lorises do not leap between trees. Instead, they glide through the branches in absolute silence and calculate their distance to sneak up on sleeping insects, tree frogs, and geckos, snatching them with a lightning fast two handed grab.

Night-Time Wildlife Encounter

For visitors hoping to see these elusive creatures, a guided night walk through Sri Lanka’s forests offers one of the best opportunities. Lorises are nocturnal and spend most of their time high among the branches, so spotting one in the wild requires patience and a trained eye. Experienced local guides can help you search the trees and dense vegetation where these fascinating primates are most likely to be found.

A loris encounter is a special part of Sri Lanka’s wildlife experience, particularly for travellers interested in discovering animals beyond the country’s famous elephants and leopards. As you explore quietly after sunset, keep an eye out for the distinctive glow of their large eyes among the leaves. With the right guide and a little luck, seeing a red slender loris in its natural habitat can become one of the most memorable moments of your trip.