Birds, Butterflies & Biodiversity

DATE - 16 Aug 2026

Location - Eco Park butterfly garden & Pakhibitan, Kolkata

Walk title - Birds, Butterflies & Biodiversity

Walk leader - Tirthankar Chowdhury

Timing - 03:00 PM to 05:00 PM

Description

Start your morning with Birds, Butterflies & Biodiversity—a delightful two-hour Earth Walk through the rich natural habitats of Pakhibitan, Eco Park, Kolkata. Led by naturalist Tirthankar Chowdhury, this guided experience combines birdwatching with a visit to the Butterfly Enclosure and Butterfly Lab, offering participants an opportunity to explore the remarkable biodiversity of one of Kolkata's most popular urban green spaces.

As the city awakens, Pakhibitan comes alive with birdsong and fluttering butterflies, making it an ideal time to observe resident and seasonal bird species, colourful butterflies, and other urban wildlife. This Earth Walk encourages participants to appreciate not only species identification but also their behaviour, habitats, and ecological importance.

Perfect for birdwatchers, butterfly enthusiasts, photographers, students, families, beginners, and nature lovers, this walk offers an engaging way to connect with nature while learning about biodiversity conservation.

Event Highlights

• Expert-guided Earth Walk with Tirthankar Chowdhury
• Birdwatching at the Pakhibitan habitat
• Visit to the Butterfly Enclosure and Butterfly Lab
• Learn bird and butterfly identification and observation techniques
• Discover the biodiversity of Eco Park
• Improve birdwatching and nature photography skills
• Meet fellow birdwatchers and nature enthusiasts

Getting There

Eco Park butterfly garden & Pakhibitan

https://maps.app.goo.gl/kh9gnUuhpT94nHDW6

Note: Participants are required to purchase the ₹30 Eco Park entry ticket at the entrance. It must be borne by the participants.

Weather Conditions

Mid-August mornings in Kolkata are generally warm and humid, with temperatures ranging between 27°C and 32°C. Light showers are possible during the monsoon season. Participants are advised to wear light clothing, comfortable walking shoes, and carry a cap, reusable water bottle, and rain protection if required.

Inclusions

• Guided Earth Walk led by Tirthankar Chowdhury
• Birdwatching and butterfly interpretation
• Visit to the Butterfly Enclosure and Butterfly Lab
• On-ground coordination and assistance

Unique Offerings

• Learn practical bird and butterfly identification skills
• Explore the biodiversity of Eco Park
• Understand bird behaviour, butterfly ecology, and urban biodiversity
• Enjoy a peaceful morning immersed in nature
• Connect with a community of nature lovers and wildlife enthusiasts

Itinerary

03:00 PM – 03:10 PM | Welcome & Introduction

• Meet at the designated gathering point.
• Introduction to the walk and overview of the day's activities.

03:10 PM – 04:00 PM | Birdwatching at Pakhibitan

• Guided birdwatching session.
• Learn bird identification, behaviour, and habitat preferences.

04:00 PM – 04:40 PM | Butterfly Enclosure & Butterfly Lab

• Explore the Butterfly Enclosure.
• Visit the Butterfly Lab.
• Learn about butterfly diversity, life cycles, and conservation.

04:40 PM – 05:00 PM | Wrap-up

• Final observations.
• Participant interaction, Q&A, and group photograph.

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What to Carry

• Comfortable walking shoes
• Reusable water bottle
• Notebook/journal and pen
• Binoculars (if available)
• Camera/mobile phone
• Cap and rain protection (if required)

Location

Eco Park butterfly garden & Pakhibitan, Kolkata

For Coordination:

Tirthankar Chowdhury

9903346106

Salil Dutta:

9958794008

8882677766