Search Results for: Fish
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Neuroscience
Some healthy fish have bacteria in their brains
Animals including mammals usually protect their brains from infiltrating microbes that can cause disease. But some fish seem to do just fine.
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Animals
This fish has legs — and it uses them for more than just walking
Some sea robins have taste buds on their six crablike legs that help the fish ferret out prey buried in sand as they walk.
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Paleontology
Despite new clues, this ancient fish has stumped scientists for centuries
The 50-million-year-old Pegasus volans isn't closely related to seamoths or oarfish, like some researchers have suggested. But what is it?
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Oceans
A transatlantic flight may turn Saharan dust into a key ocean nutrient
Over time, atmospheric chemical reactions can make iron in dust from the Sahara easier for organisms to take in, helping to create biodiversity hot spots.
By Douglas Fox -
Animals
A built-in pocket protector keeps sawfish from ‘sword fighting’ in the womb
What’s to prevent pups, with a snout that resembles a hedge trimmer, from slicing and dicing each other in mom’s uterus? Scientists have the answer.
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Animals
Eavesdropping on fish could help us keep better tabs on underwater worlds
Scientists are on a quest to log all the sounds of fish communication. The result could lead to better monitoring of ecosystems and fish behavior.
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Animals
Scientists piece together clues in a shark ‘murder mystery’
A missing porbeagle shark was likely killed by a great white. It’s the first known case of adult porbeagles being hunted by a predator, scientists say.
By Jason Bittel -
Animals
Migratory fish species are in drastic decline, a new UN report details
The most comprehensive tally of how migrating animals are faring looks at more than 1,000 land and aquatic species and aims to find ways to protect them.
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Environment
‘The High Seas’ tells of the many ways humans are laying claim to the ocean
The book explains how the race for ocean resources from fish to ores to new medicines — the Blue Acceleration — is playing out.
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Humans
Does social status shape height?
A controversial idea drawing on findings from the animal kingdom suggests there’s more to human stature than genetics and nutrition.
By Sujata Gupta -
Environment
Fiddler crabs are migrating north to cooler waters
The crabs are climate migrants and could be a harbinger of changes to come as more species move in.
By Luke Groskin -
Paleontology
Some of Earth’s extinct giants may have been smaller than thought
Evolving techniques and data indicate some ancient giants like Dunkleosteus and Megalodon may have been smaller than initial estimates suggested.