Reproduction Steps:
Set a pale oak forest on fire
Wait for it to burn down
[media]
[media]
Observed results
The creaking hearts are left behind floating in the air
Expected Results
The creaking heart would be able to burn
Linked issues
Attachments
Comments 2
Thank you for your report!
After consideration, the issue is being closed as Working as Intended.
Please note, that mechanics of the game may change between updates.
Things such as graphics, sounds, world creation, biomes, redstone, villagers, and animals may not work the same in current versions.
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I would guess this is intentional--something this obvious isn't likely to be an oversight or a bug.