Researchers have reconstructed the ancestral relationships of the hillstream loach family tree, detailing for the first time a range of pelvic adaptations that allow some members of the fish family to ...

The cave angel fish was first observed walking on rocks in a Thailand cave four years ago and now, scientists have identified nearly a dozen species of fish with the same ability. The team analyzed ...

For their paper, scientists analyzed the bone structures of more than two dozen hillstream loach species and found 11 fish species may be able to walk, but only one species has been observed doing so.

A new genetic and morphological study of South Asia's hillstream loach (Balitoridae) family is shedding new light on the fishes' unusual land-walking capabilities, including that of the family's ...