Twenty crows and 10 dogs were found dead in a village in West Bengal's East Burdwan district on Sunday, sparking fears among residents amid the coronavirus outbreak, officials said.
The incident happened in Balgana village in Bhatar area, they said.
Samples have been collected from the carcasses to ascertain the cause of their deaths, an official of the Animal Resources Development Department said.
He said that the carcasses have been buried.
Bhatar Block Veterinary Officer Dr Nirmal Mondal, however, dismissed possibilities of coronavirus infection being the cause of the deaths.