Humans' outer ears may have evolved from the gills of prehistoric fish, a new study finds. Gene-editing experiments indicate that cartilage in fish gills migrated into the ear canal millions of ...

Researchers used powerful tech to analyse thousands of individual cells at once, considering which genes are active and how DNA is organised within each cell.

Fish are becoming smaller and we humans are most likely to blame ... One theory was that fish gills were unable to keep up with the fish's oxygen demands in warmer water, which holds less oxygen ...

Consumers who unknowingly purchase and consume such fish may be exposed to toxic substances that could lead to severe health complications. Long-term exposure to chemicals like red oxide can result in ...

Humans' outer ears may have evolved from the gills of prehistoric fish, a new study finds. Gene-editing experiments indicate that cartilage in fish gills migrated into the ear canal ...

What is a betta fish? Betta fish—also known as ... which is attached to the gills and functions similarly to a human lung. Although the species is renowned for its stunning appearance, wild ...

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