Current context: The dog-faced water snake (Cerberus rynchops) was recently documented for the first time in Nalbari district, Assam, approximately 800 km from its known coastal habitats in Bangladesh.

• Typical Habitat: Found in mangroves, mudflats, and estuaries in South/Southeast Asia and Australia.
• Behavior: Hunts fish and crustaceans using a sit-and-wait strategy.
• Significance: Indicates adaptability to inland areas, challenging understanding of its dispersal and habitat preferences.