A female elephant succumbed to a bullet injury at Dalijoda forest range near Choudwar in Cuttack district on Monday, about 65km from here.
Forest official sources revealed the pachyderm was shot on the right leg by a poacher four days ago in the forest.
Getting a tip off about the injured elephant, the forest officials reached the spot and began the treatment of the elephant with support of veterinary doctors.
However, the elephant passed away on Monday morning while undergoing treatment.
On Sunday, the forest officials had found a carcass of an elephant on the outskirts of Ratakhandi village under Sadar block in Bolangir district, about 340km from here.