Microplastic fibers from synthetic clothing have quietly become one of the most pervasive forms of pollution in rivers, oceans, and even agricultural soil. Now a new “fish mouth” filter, modeled on ...

You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. On the heels of Valentine’s Day this week, I was thinking of how silly it is ...

Early jawless fish were likely to have used bony projections surrounding their mouths to modify their mouth shape while they collected food. Experts led by the University of Birmingham have used CT ...

A study of Australian fish that care for offspring through mouthbrooding shows that things underwater are not always as monogamous as they seem. By Elizabeth Preston Lurking among the underwater ...

Some fish protect their offspring by keeping them in their mouths, but these animals aren’t the models of parental devotion they might seem to be. New research reveals that they commonly eat up to ...

In any relationship, there's usually one partner that does the heavy lifting. In the case of one alien-looking parasitic isopod, that's the female, who has the tough job of gobbling up a fish's tongue ...