What was happening there?

I recently posted a drawing and asked you to tell me what was happening here. Many of you commented, but no one was exactly right. The above drawing was indeed of a bear- Gus to be specific. The round dot on his back was his puff of matted hair. I did not think the puff was drawn accurately (unlike the rest of the drawing) so I added the “dart”, “spike-like” projection out of the back.  There is no way IRead more