LOS ANGELES — Scientists have made a groundbreaking discovery about the origins of the human outer ear, revealing that this distinctive mammalian feature evolved from an unexpected source: fish gills.

A recent study has uncovered the surprising evolutionary origin of the mammalian outer ear, linking it to the gills of ancient fish and marine invertebrates. The research reveals that both structures ...

For most animals, ears are necessary survival tools, allowing them to communicate with others and listen for predators. Chickens have small openings on the sides of their heads which are often covered ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

In laboratory experiments, researchers have produced ear cartilage that remains form-stable in animal models. Only one ...