A man reportedly killed three stray dogs and a puppy outside Green Park metro station in south Delhi, police announced on Sunday.
A PCR van received a call on March 15 about three dogs lying in a pool of blood near an exit of the metro station. The team also found the corpse of a puppy at the spot, they said.
The area CCTV footage showed a man suddenly attacking the dogs and killing them all in around 18 minutes.
The footage was uploaded on YouTube on Sunday.
An FIR has been registered at Hauz Khas police station against the accused under IPC sections 428 and 429 and provisions of Prevention of Cruelty Against Animals Act. The accused has not been identified yet, a senior official said.
Residents also informed about similar cases in the area. Police is analysing the CCTV grab and checking if the same accused is involved in all such cases, he said, adding a team has been formed to nab the accused.
Meanwhile, an NGO on Sunday announced a reward of Rs 1 lakh on social media for anyone who helps identify the suspect, police added.