A stray dog that allegedly fatally attacked an 84-year-old bedridden woman was killed by residents at Vellarakad here on Friday, police said.
The victim Karthiyani and her son Devadasan, who also has health issues, were attacked by the dog on Thursday evening.
Police said residents carried out a search for the stray dog and found the animal around 2 am on Friday,
following which it was killed.
The carcass will be examined by veterinarians to determine whether the animal had rabies.
Police said that apart from Karthiyani, the dog also attacked three persons in the surrounding area, and three other dogs.
Meanwhile, Erumapetty police registered a case of unnatural death in connection with the incident on Friday.