They do not enter, but it is not only the villagers that animals do not enter, zombies do not enter either.
MCPE-49579
Villagers do not get in boat or cart
Resolved
Duplicate
0
(Unassigned)
Unconfirmed
Windows
Windows 10 but it also happens on android and ios
1.13.0.2 Beta
Retrieved
Thank you for your report!
However, this issue has been closed as a Duplicate of MCPE-48596.
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