There was panic in three Odisha districts when herds of elephants entered the villages damaging houses and crops on Sunday.An elephant herd, believed to be comprising over 20 jumbos, wreaked havoc in Manijipur village under Kanas block of Puri district. They damaged crops stacked in the backyards. Puri hardly reports elephant depredation.Police and forest department personnel are keeping a close watch on the movement of elephants as there is every chance of the animals straying into more thickly populated area.Similarly, the residents of Baratuma, Rangamatia and Baradiha villages in Jaleswar area of Balasore district moved to safer places when a herd having more than 60 elephants entered their villages. As many as 12 houses were destroyed and a few acres of ready-to-harvest paddy was damaged.Similar incidents were reported from Ghusura Gadhiali village of Sundargarh district. A woman was reportedly trampled to death in Keonjhar district.Meanwhile, the carcass of an elephant was discovered at Nimakhandi village in Ganjam district on Sunday. Locals alleged that the elephant had marks of gunshots.