When the nest/hive are destory on survival, the bees inside disappear

When the nest/hive are destory on survival, the bees inside disappear.

How to reproduce

1. Spawn a bee.
2. Place a bee nest/hive.
3. Place some flowers to the bees pollinate it.
4. Survival mode.
5. destroy it.
6. No bee comes out of the nest/hive.