Three forest employees were injured, one of them seriously, when a wild elephant strayed into Ambari area, in the outskirts of Siliguri town.
A forest official said the jumbo attacked the three forest personnel on Friday when they tried to ward it off towards the jungle.
The three were taken to a private hospital in Sligiri and one was in ICCU as his condition was critical, the official said.
West Bengal Forest Minister Binoy Krishna Burman visited the area and said the injured will be given compensation.
He said elephants were straying into localities as people are encroaching upon their habitat and the authorities were setting up consciousness camp in villages.
On February 11, an elephant strayed into the town and caused rampage for seven hours before it was tamed with tranquilisers and released in Sevoke forest.