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The nine slow lorises (genus Nycticebus) are more robust and have shorter, stouter limbs, more-rounded snouts, and smaller eyes and ears. The female usually bears a single young after five or six months’ gestation. Slender lorises feed mostly on insects (predominantly ants) and are solitary. The two species of slender lorises (the red slender loris and the gray slender loris ) of India and Sri Lanka are about 20–25 cm (8–10 inches) long and have long slender limbs, small hands, a rounded head, and a pointed muzzle. Lorises are related to the pottos and angwantibos of Africa, and together they constitute the family Lorisidae.

#SLENDER LORIS FREE#

They move with great deliberation through the trees and often hang by their feet, with their hands free to grasp food or branches. They have soft gray or brown fur and can be recognized by their huge eyes encircled by dark patches and by their short index fingers. Lorises are arboreal and nocturnal, curling up to sleep by day. Loris, (subfamily Lorisinae), any of about 11 species of tail-less or short-tailed South and Southeast Asian forest primates. SpaceNext50 Britannica presents SpaceNext50, From the race to the Moon to space stewardship, we explore a wide range of subjects that feed our curiosity about space!.Learn about the major environmental problems facing our planet and what can be done about them! Saving Earth Britannica Presents Earth’s To-Do List for the 21st Century.Britannica Beyond We’ve created a new place where questions are at the center of learning.

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Lorises have a very strong grip and can hang from a branch from their feet for hours while using both hands for feeding.

During the time of parking, adult and sub-adult males will often visit the infants, sometimes grooming them or playing with them.

While the loris infants are parked, their mothers hardly ever return before dawn.

Gray slender loris infants make “zic" sounds about thirty minutes before dawn so that their mothers know where they are.

Competition between males for a female may include complex growling, whistling and chittering.

Gray slender lorises make frequent loud calls during the night and also to warn of potential predators, during the time of reproduction, and while looking after their infants.

They are the only loris species that have been seen moving quickly they are observed running and making short jumps, though fast movements like this are rare.

The positional behaviors that are most common for the Gray slender loris are sitting and moving on all fours.

Males reach sexual maturity at about 10 months and females between 10 and 15 months.

Mothers provide milk that is unusually high-energy before weaning, which takes place at 5 months old. During the first 4 weeks, mothers carry their infants all the time, then they begin to ‘park’ them near the sleeping area at night before going off to forage. The timeline for infant development is typically shaped by ‘parking’ of infants by their mothers. Equal amounts of single and twin births occur. According to some researchers, the mating season takes place biannually, from April to June and then October to December, while others claim that births occur throughout the year and reproductive peaks are just the result of the gestation period being for 5.5 months. Throughout the year males will mate with multiple females. Female lorises mate with multiple males during one mating season and may mate with multiple males one after the other. Gray slender lorises practice a polygynandrous (promiscuous) system of mating.