Minecraft wiki entry for Development_versions, associated text: Fixed various mob head animations so they are facing the correct direction when sitting, sleeping or eating. (MCPE-52251, MCPE-51216)
Pillagers riding ravagers now sit correctly while celebrating a raid victory. (MCPE-51266)
Tweaked drowned despawning rules, to help prevent too many being present in the world. (MCPE-34032)
Drowned now despawn if the following conditions are met: the player is at least 54 blocks away, the drowned has not performed any actions in at least 30 seconds, and it is day time.
Fixed panda animation and leash positioning.