When a Bee is summoned underwater with an egg or /summon it immediately begins to drown which is unlike any other mob I have tested. However if you spawn a bee in and then put it in water it will slowly run out of air and then die just like any other mob.
MC-167147
Bees suffocate immediatly upon being spawned in water.
Resolved
Duplicate
0
Fhill467
(Unassigned)
Unconfirmed
Mob behaviour
mob
1.15 Pre-release 5, 1.15 Pre-release 6, 1.15 Pre-release 7, 1.15
Retrieved
Resolving this as a duplicate of MC-167148 as they seem to be describing the same issue (bees suffocating in water).