The Indian Giant Squirrel in Gujarat's Moist Deciduous Forests

The rustle of leaves high in the canopy of central Gujarat hides one of the subcontinent's most striking arboreal mammals. The Indian giant squirrel, Ratufa indica, is a heavyweight of the tree tops, draped in maroon, buff and cream fur that breaks its outline among fig branches and mango clusters. Within the state's moist deciduous belts, this species occupies a niche that few other mammals can match, weaving its days around the rhythms of fruiting, flowering and seasonal rainfall.

Gujarat is not the first place international visitors think of when they picture Indian wildlife. Big cats, waterbirds and marine giants tend to dominate the headlines, while the canopy species remain quietly spectacular. Yet the state's stretch of moist deciduous woodland, threaded through the Dangs, the Panchmahal hills and the eastern edges of the Gir landscape, offers exactly the kind of tall, broadleaf habitat these squirrels need. Foresters and researchers who have worked in similar environments, including teams from Queensland's wet tropics, recognise Gujarat's groves as a quietly important stronghold.

For an Australian reader who has walked beneath the curtained vines of the Daintree or tracked Leadbeater's possum in the Yarra Ranges, the comparison is closer than it seems. Both regions share tall sub-canopies, fig trees and an arboreal fauna that depends on continuous forest cover. Understanding how Gujarat's squirrels live also sharpens our view of how tropical and subtropical forests work closer to home.

Habitat Where the Canopy Stays Tall

The Indian giant squirrel is uncompromising about the kind of forest it chooses. It wants closed-canopy, evergreen or semi-evergreen woodland with a high overhead roof, plenty of lianas, and trees that grow tall enough to allow leaps of several metres. In Gujarat, this translates into the moist deciduous formations found along the western flanks of the Sahyadri foothills, where teak, terminalia, mango and a scattering of giant figs rise to twenty metres and beyond. Field biologists studying comparable habitat across the Atherton Tablelands have noticed similar sensitivity to canopy height, a parallel that is useful for conservation planning on both continents.

These forests are not uniform. Pockets of denser, wetter growth cluster along streams and riverbanks, while drier ridges hold more open, deciduous trees that shed their leaves for several weeks each year. The squirrels respond to this mosaic by moving locally, tracking fruit availability and shelter. Ground cover is less important to them than a connected upper storey; a gap of more than a few metres between crowns can isolate a family group from the next patch. Staff attached to gujaratforest.org have mapped many of these corridors over the past decade, working alongside village communities who recognise the animal as a familiar neighbour.

A Diet Built on Fruits, Bark and the Occasional Insect

Few mammals in the Indian forest are as thoroughly arboreal, or as deeply frugivorous, as Ratufa indica. The bulk of its diet comes from the fruits and seeds of large trees, with a strong preference for figs, which fruit in unpredictable bursts and keep the squirrels fed through lean weeks. When figs are scarce, they turn to the seeds of deciduous species, tender bark and an opportunistic bite of insects or bird eggs.

Foraging takes place almost entirely above the ground. A squirrel will sit at a favoured fork, twist a fruit free with its forepaws, and peel it methodically. In Australian woodlands, the ecological parallel is the yellow-bellied glider, which depends on winter-flowering eucalypts and travels kilometres through a connected canopy. Both species demonstrate how a forest's food web is anchored in the trees themselves, not the understorey. Gujarat's giant squirrels also play a quiet role in seed dispersal, dropping uneaten fruits and caching seeds in bark crevices that later germinate into seedlings.

Nests, Young and the Quiet Rhythm of the Breeding Season

Indian giant squirrels do not shelter in tree hollows. Instead they build large, conspicuous globular nests, called dreys, near the outer branches where the canopy is thinnest. These dreys are woven from twigs and leaves, rebuilt regularly, and several are scattered across a single home range. The strategy keeps them out of reach of most predators and gives them quick escape routes when a langur troop sounds an alarm call.

The breeding season in Gujarat coincides with the late monsoon and the early flush of fruiting that follows. A typical litter contains one to three young, born blind and helpless inside the leafy nursery. Mothers shift them between nests after a few weeks, a habit that has caught the attention of biologists who have spent long stretches watching possums in Tasmania's wet forests, where similar nest-switching is well documented. Juvenile squirrels remain with the mother for several months, learning the routes and the trees that matter. Survival depends on unbroken habitat, which is why even modest road widening or selective logging can quietly dismantle a local population.

Why These Squirrels Matter to the Wider Forest

A forest without its canopy mammals is a forest out of tune. Indian giant squirrels feed on the fruits and flowers of dozens of tree species and, in doing so, move pollen and seeds across considerable distances. Their dreys, when abandoned, are taken over by mynas, owlets and small reptiles, multiplying the shelter available to other creatures. The mere presence of a healthy squirrel population is also a signal to forest managers that the canopy is intact, the lianas are connected, and the old trees remain standing.

In Gujarat, where the spotlight tends to fall on the Asiatic lion and the wetlands of the Rann, the squirrel plays a quieter but no less important role. It acts as a bridge species, linking the productivity of mature trees with the smaller birds, insects and rodents that share the upper storey. Conservation biologists who have compared arboreal mammal communities across South and Southeast Asia point to the species as an indicator of forest health, just as koalas are used in parts of New South Wales. Where the squirrels thrive, the broader ecosystem tends to follow.

Pressures on the Forests They Depend On

Adaptable as they are, Indian giant squirrels face a tightening circle of pressures. The moist deciduous forests of Gujarat are smaller and more fragmented than they once were, hemmed in by agriculture, expanding villages and steady demand for fuelwood and timber. Grazing pressure, fire and the spread of invasive climbers can all degrade the canopy structure the species relies on. Climate change is also reshaping the monsoon, shifting flowering and fruiting peaks in ways that may outpace the animal's seasonal instincts.

Outside protected areas, the picture is mixed. Some community forests around the Dangs still harbour healthy populations because local groups restrict cutting and graze lightly. Elsewhere, the link between villages and the canopy has frayed, and the squirrels retreat further into formally protected patches. This fragmentation matters because giant squirrels rarely cross open ground; even a hundred metres of cleared farmland can isolate one grove from the next.

Monitoring, Drones and the Work Ahead

The Gujarat Forest Department has invested in sharper tools for keeping an eye on canopy wildlife. Drone-based surveys now complement camera traps and direct observation, allowing teams to map drey locations, count large trees and identify canopy breaks across difficult terrain. Drones are especially useful in the wet season when forest floors are impassable, and in remote blocks where foot patrols are slow. The data feeds into management plans that aim to keep forest cover continuous and to protect specific groves that hold significant populations.

For visitors, students and curious readers keen to explore further, the wildlife and species pages of the Gujarat Forest Department pull together species accounts, range details and conservation updates for the state's forests and seas, offering a starting point for anyone who wants to learn more about this corner of the subcontinent.