While a little odd looking and awkward, don’t let that stop you. The reverse bear crawl provides an excellent bang for your buck.
Crawling backwards requires a fair to middling amount of ankle mobility. So it helps improves ankle dorsiflexion.
Because the toes are extended while the knees are bent, you’re getting a good amount of plantar fascia medicine.
of course there’s a tone of core work going on.
The Reverse Bear Crawl Demo