Two kittens were found dead at Block 671A Yishun Avenue 4 at around 10:05pm on Apr. 16.
The incident was posted to Yishun Cat Patrol's Facebook page.
Police and AVS are aware
According to the post, the police and the Animal & Veterinary Service (AVS) are aware of the case.
A picture of the two kittens sprawled out on the ground was uploaded online.
A policeman also appeared to be at the scene.
Allegedly thrown out
A screen shot of a conversation was also uploaded onto the Facebook post.
The person who reported the incident claimed that their neighbour had thrown the kittens down.
The kittens were not breathing when the person found them.
The unit of the alleged culprit's house is unknown.
Appealing for witnesses
The Facebook post is currently appealing for witnesses, and is asking anyone who knows more information to come forward.
You can view the full Facebook post here:
Top images from Yishun Cat Patrol/FB.