2 adjectives to describe posteriors

Whilst bemoaning here his hard fate, and seeing no prospect before him, save that of a lingering death by starvation, the light above his head was suddenly excluded, and his view of the sky, his only prospect, shut out by the intervention of a dense medium, and by and by he felt the hairy posteriors of a bear descend upon him.

Others have described them as having protuberant stomachs, prominent posteriors, hollowed-out backs, and "few ideas but those of vengeance and eating."

2 adjectives to describe  posteriors