Rabbits can occasionally get stuck on the edges of blocks

The Bug:

Rabbits can occasionally get stuck on the edges of blocks.

Steps to Reproduce:

1. Build the setup as shown in the attachment below. setup.png
2. Summon multiple rabbits on any of the diamond blocks.
3. Switch into survival mode and approach the rabbits so that they will run away from you.
4. Pay close attention to the behavior of the rabbits as they try to jump over blocks.
5. Take note as to whether or not rabbits can occasionally get stuck on the edges of blocks.

Observed Behavior:

Rabbits can occasionally get stuck on the edges of blocks.

Expected Behavior:

Rabbits would not occasionally get stuck on the edges of blocks.