Here are some that I know of (and use) that have 1.11.2 versions:
Note that I'm personally using the 1.12 versions of these mods, so I can't entirely vouch for the quality of the 1.11 builds.
Thank's! I did try to use animainia. But it kept crashing. I am pretty it was conflicting with a mod I just have not figured out what it might be. I think I might as well make a list on this post of mods for animals to maybe help with people looking to add animals to 1.11