M. Nobinraja, Priya Ranganathan

The Hindu |  June 19, 2025

Around 1847, in colonial Calcutta, an unexpected visitor arrived, likely hidden in plant crates or trade goods from East Africa. The giant African snail (Lissachatina fulica) entered India without fanfare, admired at first for its size and shell. But what seemed ornamental soon revealed itself to be the country’s most persistent invasive alien species.