Scientists have traced the evolutionary origin of humans' outer ears to the gills of ancient fish through a series of ...

While fish physiology is ... genetic hints of bacteria in the brains of both sick and healthy people. The findings were the first to suggest that maybe humans could have a brain microbiome ...

Staff members believe the sunfish stopped eating when the aquarium was temporarily closed because it was lonely.

“You can see what the parasites in a fish from 1888 were like.” Another parasitic worm, Clavinema mariae, which doesn't cause illness in humans, increased its numbers eight times in local ...