Add Yahoo as a preferred source to see more of our stories on Google. Cleaner wrasse quickly scraped off a mirror-only mark, then used shrimp scraps to probe mirror space, researchers report. (CREDIT: ...

In theory, a reaction to an out-of-place mark in a reflection is assumed to be evidence of self-recognition for other animals as well. Chimpanzees, elephants, and dolphins are just some that have ...

Major groups such as the American Heart Association recommend fish as part of a healthy diet; some academics say it is wrong to portray the intelligence and pain sensitivity of fish as comparable to ...

Fish oil has long been prescribed as a supplement for mental clarity and focus, but could it be that the cognitive benefits of omega-3 fatty acids come indirectly from an improvement in sleep health?

Can we finally retire the myth that goldfish have three-second memories? This oft-cited “fact” has been thoroughly debunked. Scientists have shown that fish can distinguish and remember individuals, ...

The increasing integration of deep learning techniques in fish monitoring and aquaculture is transforming traditional practices by enabling rapid, accurate, and non-invasive analysis of underwater ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

A shrimp scrap drifted down the face of a mirror, and a small reef fish tracked it like it was watching a slow-motion experiment. The fish, a blue-streak cleaner wrasse, had carried the shrimp upward, ...