Thursday, December 11, 2025

Grizzled Squirrel Wildlife Sanctuary – Complete Travel Guide, Wildlife & Best Time to Visit

The Grizzled Squirrel Wildlife Sanctuary, also known as Srivilliputhur Wildlife Sanctuary, is one of South India’s most pristine forest landscapes—home to the endangered Grizzled Giant Squirrel, lush evergreen forests, cascading waterfalls, and an array of rare wildlife. Tucked between the Western Ghats of Virudhunagar and Tirunelveli districts, this sanctuary is a paradise for birders, trekkers, wildlife photographers, and nature lovers. 

Grizzled Squirrel Wildlife Sanctuary

About the Sanctuary

Established in 1989, the sanctuary spreads across 485 sq. km of rugged mountains, dense forests, and riverine valleys. Its terrain is a mix of:

  • Tropical evergreen forests

  • Semi-evergreen patches

  • Moist deciduous stretches

  • Grasslands and sholas

It forms part of the Srivilliputhur–Megamalai Tiger Reserve, making it a crucial wildlife corridor in the Western Ghats.

Why It’s Famous – The Grizzled Giant Squirrel

The highlight species here is the Grizzled Giant Squirrel (Ratufa macroura)—a rare and endangered squirrel known for:

  • Its long tail often exceeding body length

  • Grey-brown coat

  • High agility in tall canopy trees

The sanctuary supports one of the largest viable populations of this species in the world.

Wildlife You Can Spot

Along with the Grizzled Giant Squirrel, the sanctuary shelters a rich fauna:

Mammals

  • Bengal tiger

  • Leopard

  • Sloth bear

  • Nilgiri tahr

  • Sambhar and spotted deer

  • Indian giant flying squirrel

Birds

Over 275+ bird species, including:

  • Great Indian Hornbill

  • Oriental pied hornbill

  • Painted stork

  • Emerald dove

  • Grey junglefowl

Reptiles & Amphibians

  • King cobra

  • Indian rock python

  • Several endemic frog species

Top Attractions Inside the Sanctuary

1. Koonthankulam View Range

Known for prime squirrel sightings, dense canopy cover, and birdwatching.

2. Megamalai Backdrop

The adjoining hills offer surreal misty views and tea estates.

3. Waterfalls – A Seasonal Treat

Small cascades and streams appear during monsoon, perfect for nature walks.

4. Trekking Trails

Guided treks take you through river valleys, forest interiors, and ridge viewpoints.

Best Time to Visit

SeasonWhy It’s Ideal
November – AprilPleasant temperatures, clear sightings
MonsoonLush greenery but entry is often restricted

How to Reach

Nearest Towns

  • Srivilliputhur – 15 km

  • Tirunelveli – 90 km

By Air

  • Madurai Airport (100 km) – Nearest major airport

By Rail

  • Srivilliputhur Railway Station is the closest

By Road

Good connectivity from Madurai, Virudhunagar, Thenkasi, and Rajapalayam via NH44.

Where to Stay

There are no commercial resorts inside the sanctuary, but you can stay at:

  • Forest Department Rest Houses (with prior permission)

  • Srivilliputhur town – budget and mid-range hotels

  • Rajapalayam – better hotel options

  • Nearby hill stays in Megamalai

Travel Tips

  • Get entry permission from the Tamil Nadu Forest Department

  • Avoid loud noises and feeding animals

  • Wear earthy-colored clothes

  • Carry binoculars and a long lens camera

  • Plan early morning or late afternoon visits for sightings

FAQ – Grizzled Squirrel Wildlife Sanctuary

1. Where is Grizzled Squirrel Wildlife Sanctuary located?

It is located across Virudhunagar and Tirunelveli districts of Tamil Nadu near Srivilliputhur.

2. What is the sanctuary famous for?

It is home to the endangered Grizzled Giant Squirrel, along with rich birdlife and Western Ghats biodiversity.

3. What is the best time to visit?

November to April offers the best weather and highest wildlife visibility.

4. Are private vehicles allowed?

Yes, but only on designated routes and usually with forest permissions.

5. Can we trek inside?

Guided treks are allowed in selected zones with prior approval.

People Also Ask (PAA)

Is the Grizzled Giant Squirrel endangered?

Yes, it is listed as Near Threatened and found only in select pockets of South India and Sri Lanka.

Is Srivilliputhur Wildlife Sanctuary part of a tiger reserve?

Yes, it forms part of the Srivilliputhur–Megamalai Tiger Reserve.

What birds can be seen here?

Hornbills, woodpeckers, junglefowl, flycatchers, and several migratory species.

How big is the sanctuary?

It spans approximately 485 sq. km.

 

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