Darbhanga, Oct. 4 -- A snake slithering through a concealed panel above an upper berth sent passengers into a panic aboard the Swatantrata Senani Superfast Express on Saturday evening, forcing railway authorities to replace the suspected coach at Muzaffarpur as a precaution.

The incident occurred in coach A2, an AC 2-Tier coach of train 12561, which was travelling from Jaynagar to New Delhi. The train departed Jaynagar at around 5.30pm on Saturday, and shortly afterwards, a passenger spotted the snake entering the panel above an upper berth.

Arun Thakur, who was travelling in the same compartment, recorded a video of the incident showing the snake slithering inside the panel as passengers raised an alarm.

The passengers alerted the coa...