Complex sentence: Unlike most other cats, the black-footed cat is a poor climber, and will generally ignore tree branches; however, they will dig vigorously in the sand to extend or modify burrows for shelter.
Split into simpler sentences: Unlike most other cats, the black-footed cat is a poor climber, and will generally ignore tree branches and the like. However, they will dig vigorously in the sand to extend or modify burrows for shelter.