We are very sorry for your loss.
Be aware of the law on pet burial. Don't anyhow bury your fur kid in their favorite park.
There are many private animal crematoria in Singapore. You can Google that.
To our knowledge, the most sustainable, low-waste way to dispose of your pet in a respectful way is aqua cremation.
Small Pets Only! The idea of throwing your pet in the trash is painful for animal lovers. However, if you have a small pet, it is legal.
Have you found a dead wild bird? Its body may be suitable for research. Call the dead-bird hotline at 84495023 or Telegram @deadbirdhotline