Their large lips and small mouths enable them to suck algae and invertebrates from river bottoms. HABITAT: Santa Ana suckers live in the shallow portions of rivers and streams. These fish exist in ...

These thick, plump lips have puzzled researchers for years, leaving them to wonder what drives this curious evolutionary ...

The Santa Ana sucker’s adaptations enable it to repopulate its birth streams rapidly after such unpredictable events. The fish mainly eats algae, which they search out with the large lips that gave ...