Open to the Public Alfred Russel Wallace (1823-1913) and his teams of local assistants collected 125,000 specimens of insects, birds and mammals from 1854-1862. He formulated the ‘Wallace Line’ and a theory of evolution similar to Charles Darwin’s. Their names became forever linked after the publication of Darwin’s epoch-making book Origin of Species (1859)....

  Members Only Activity Leads: Alfred Chia, Jamie Chan and Lee Ee Ling from NSS Bird Group Join the NSS Bird Group for a for a walk at Sungei Buloh Wetland Reserve! Although April is the tail-end of the migratory season, it may still be possible to encounter some late departing winter visitors, in addition to...

  Members Only Activity Lead: Yap Von Bing, NSS Plant Group Member Join Von Bing for a guided plant walk through the Bukit Timah Campus at the Singapore Botanic Gardens, where we explore flora and fauna of the space including a close look at some magnificent trees. Maximum No. of Participants: 20 pax Closing Date...

  Open to the public We planted the trees, now let’s make sure they thrive! Ready to break a sweat? Join us for a rewarding morning of post-planting site maintenance along the Rail Corridor! Be the reason our saplings survive and flourish into a lush green corridor. Take this chance to get hands-on, connect with...

  Members Only Activity Leads: Cheryl Lao and Lim Kim Keang from NSS Bird Group Join the NSS Bird Group to explore the mangrove board-walk. Possible bird sightings in this park include the Oriental Pied Hornbill, sunbirds, bulbuls, doves, kingfishers etc. Maximum No. of Participants: 20 pax Closing Date 24 Apr 2026, Friday Things to...

  Open to the Public Activity Lead: Cynthia Wan, Forest Therapy Guide Reconnect with Nature at the Singapore Botanic Gardens Step into a day of calm and rejuvenation at one of the world’s oldest botanic gardens, a UNESCO World Heritage Site since 2015. Let the soothing surroundings and fresh air nurture your body, mind, and...