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HANUMAN LANGUR PDF

The Hanuman Langur is grey washed with buff or silvery shades. Their hands and feet are black and they have long tails for balancing on tree limbs. They are. Hanuman Langur (or Grey Langur). Scientific Name. Semnopithecus entellus. Range. Western Bangladesh and eastern India. Habitats. Forest. What do they eat. Gray langurs are large and fairly terrestrial, inhabiting forest, open lightly wooded habitats, and urban areas on the Indian subcontinent.

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Hanuman Langur

Hanuman langur, sacred langur, Indian langur; S. Dussumier’s Malabar langur, southern plains gray langur; S. Madras gray langur, tufted gray langur; S. The taxonomy of the gray langur is debated, and until recently, all gray langurs were subsumed under one species, S. In some cases the species is still considered monotypic with different populations separated out subspecifically. Groves recognizes 7 species and his taxonomy is followed herein.

Gray langur – Wikipedia

The gray langur is sometimes referred to as the Hanuman langur, named after the monkey-god Hanuman. A rough gradient of decreasing size and mass exists as one moves further south in the gray langur distribution Roonwal ; Lagnur ; Ray In addition, there is variation in the degree of sexual dimorphismwith some species showing profoundly larger males than females, while others show only nominal differences Groves Northern and southern populations of gray langur differ in their method of carrying their tail, with northern populations carrying their tail pointed forward, while southern populations do so with the tail pointed backwards Roonwal ; Roonwal et al.

The dividing line between the two populations is roughly along a line across the Indian peninsula Roonwal hanuan al. It has a yellowish-white hqnuman, especially on the ventrum and some brown on the dorsum and limbs with the forelimbs darkest Groves ; Brandon-Jones The upper hindquarters are whitish and the head is creamy colored.

The fingers and toes are black and sometimes the extremities and forearms are also. Body size is around average for the gray langurs Brandon-Jones The belly is red-gold Groves In addition, the body hair hanujan longer than that on the limbs, and the tail is black Groves The body is mid-sized for a gray langur Brandon-Jones The hands and feet are lighter than the body, the tail has a white end and the feet alngur sometimes almost white Groves Further, they have a larger body size than others among the gray langurs Groves The combined head and hanumqn lengths of both sexes of S.

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The head and body length of S. Gray langurs move primarily in a quadrupedal pangur both terrestrially and arboreallyabout half of the time in each mode Ripley ; Sugiyama ; Vogel Running is preferred to walking, both on the ground and in the trees, although both are seen.

Horizontal leaps uanuman be 3. Further, when moving terrestrially at a medium speed, gray langurs will sometimes intermittently walk then run several steps, each in an irregular pattern Grand Langut langurs have been seen swimming after accidentally falling into water Agoramoorthy Hnauman captivity, gray langurs can live into their early thirties, and in the wild males may live past 18 years old and females past 30 Borries et al.

In captivity, females can be reproductively active well into their late 20s P. Gray langurs may exist in Afghanistan as well Brandon-Jones Among the species, S. They range from arid habitats to tropical evergreen rainforests, including all forest types excepting dense rain forest and range higher than m In fact, gray langurs inhabit the city of Jodhpur, India, a city of over a million inhabitants Waite et al.

Hanuman Langur Facts, History, Useful Information and Amazing Pictures

The lanyur in their habitats langru varies greatly; from under 10 cm 3. Himalayan populations experience strong seasonality in their habitat between cold winters hanumam can fall as low as Average rainfall is Gray langurs are mostly vegetarian but are not exclusively leaf-eating like some colobines Vogel Over their distribution, gray langurs have variable diets by location, habitat type, as well as season and receive differing levels of provisioning by humans.

Trees and shrubs predominate, followed by herbs and grasses and finally other plant types reviewed in Vogel However, most water is attained from the food they ingest Starin Rarely, resins are eaten Newton Bark is eaten mostly in times of food scarcity and rarely at other times Sharma Gray langur diets change seasonally as well with shifts in food abundance. This is the case with the population probably S.

At this highly seasonal location, low-abundance winter December-March foods include leaf buds, ripe fruit, and the fallback food of evergreen mature leaves. During spring April-May food includes largely deciduous young leaves and bark. Summer monsoon foods June-September include deciduous mature leaves and fruits. With seasonal changes in availability otherwise less-important foods can also become more important, as is the case with insects during the monsoon Srivastava In one study, the consumption of insects approached almost a quarter of feeding time at the beginning of the yearly monsoon at a study site in central India Newton Gray langurs are diurnalspending their nights in sleeping trees usually more than two near to one another in one study averaging around 12 m In less natural habitats, gray langurs have used old hunting towers or high-tension electric poles for sleeping Sharma On an annual basis in undisturbed forest in the central Indian highlands, gray langurs spend their time feeding In Bangladesh, near the eastern limits of their distribution, gray langurs spend their days sitting Himalayan gray langurs in Nepal spent their time feeding Home ranges, like other aspects of gray langur ecology are also quite variable; from 0.

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Long-term data indicate that groups usually do not alter or move their home ranges Hanuuman Himalayan gray langurs probably S. In some areas, wild cattle and deer wait under arboreally feeding gray langurs and eat foods dropped by the primates Punekar lqngur Further, nymphs of the insect Leptocoris augur may rely on langurs to crack the hard outer casings of preferred fruits and congregate below langur feeding locations to feed Newton januman Gray langurs live sympatrically with a number of other primates across their distribution, including Macaca sp.

Predators of gray langurs include leopards Panthera pardusdholes Cuon alpinus and tigers P. Wolves Canis lupus may be a predator, as may be golden jackals Canis aureus Boggess ; Newton Upon sighting snakes, gray langurs have been seen to mob the reptiles Srivastava Cite this page as: Accessed December We are not responsible for the content of linked sites, nor does inclusion of a link imply endorsement of the views expressed in that content.

November 21, Feedback, questions or accessibility lngur John Oates Himalayan populations experience strong seasonality in their habitat between cold lwngur temperatures can fall as low as Kamal Kumar Dua Gray langurs are diurnalspending their nights in sleeping trees usually more than two near to one another in one study averaging around 12 m October 28, Written by Kurt Gron.