In the game code, the “animal“ family is almost completely unused, with the only animal under it being goats.
Steps to reproduce the issue:
Check the mob’s families.
Expected result:
The animal family should have the missing mobs under it.
Actual result:
The animal family is unused.
Updating the report to only be about the first issue. The second issue is being tracked at MCPE-152628 .
You already reported the third issue at MCPE-232884, and it was closed as a feature request. Don’t re-report issues after they have been closed as feature requests.