Some Illinois farmers are combining corn with fins and scales this fall. No, that’s not a fish story. The fins and scales are a result of poor pollination that occurred last summer, says Ken ...

The gills have a relatively small surface area compared with the body mass of the fish; these are the gills of a slow-going rather than an active fish. The scales ... paired lobe fins are ...

Gelao loach fish have “elongated” bodies ... The new species was identified by its body shape, scales, fin shape, coloring ...

Researchers were able to examine the fish in great detail using a powerful microscope. See what they discovered.

The cartilaginous fish, so-called because cartilage formed their skeletons, later gave rise to sharks and rays. They had small, rough scales, fixed fins, and sharp, replaceable teeth. The second ...

NAIROBI ― A new killifish species, scientifically known as Nothobranchius sylvaticus, has been documented in seasonal swamps ...