This video from the USA says about itself:
4 January 2017
Entertainment for cats and dogs and all rabbit lovers. One hour of wild Cottontail Rabbits doing what rabbits do.
The video features chipmunks as well.
Lop-eared rabbits more likely to have tooth/ear problems than erect eared cousins. Breeding for aesthetic traits linked to pain and discomfort, ethically dubious, say researchers: here.