What guppy guts can teach us about evolution
On the list of scientific tools that help us understand health, evolution or the environment, the Trinidadian guppy doesn't often come to mind.
On the list of scientific tools that help us understand health, evolution or the environment, the Trinidadian guppy doesn't often come to mind.
Plants & Animals
May 27, 2022
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137
A recent study in one of the most pristine spawning grounds for a Minnesota fish has found a half-century gap between successful broods, and that number's climbing.
Plants & Animals
Sep 3, 2024
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122
Climatic stability over millions of years has allowed ancient and isolated freshwater fishes to flourish in areas such as the 356,000 square kilometers from Shark Bay to Esperance in southwest Western Australia.
Plants & Animals
Jul 1, 2024
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A recent study has found some of the oldest animals in the world living in a place you wouldn't expect: fishes in the Arizona desert. Researchers have found the second genus of animal ever for which three or more species ...
Plants & Animals
Oct 30, 2023
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1017
A new study in the Proceedings of the National Academy of Sciences finds that large-scale fish releases negatively impact ecosystems as a whole, while offering little benefit and some harm to the species they seek to support.
Plants & Animals
Mar 7, 2023
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109
University of Cambridge scientists replicated a 1964 River Thames survey and found that mussel numbers have declined by almost 95%, with one species—the depressed river mussel—completely gone.
Ecology
Nov 28, 2022
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A study published in the journal Science shows for the first time that carefully placed no-fishing zones can help to restore tunas and other large, iconic fish species. It is well known that no-fishing zones can benefit sedentary ...
Ecology
Oct 20, 2022
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36
There once was a small fish called "tequila splitfin" or "zoogoneticus tequila" that swam in a river in western Mexico, but disappeared in the 1990s. Scientists and residents, however, have achieved the return of a species ...
Plants & Animals
Jan 2, 2022
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3912
The invasive mosquitofish (Gambusia holbrooki) chews off the tails of freshwater fishes and tadpoles, leaving the native animals to perish while dining on other fishes' and amphibians' eggs. In a study published December ...
Plants & Animals
Dec 16, 2021
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100
Invasive species cause biodiversity loss and about $120 billion in annual damages in the U.S. alone. Despite plentiful evidence that invasive species can change food webs, how invaders disrupt food webs and native species ...
Plants & Animals
Nov 4, 2021
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176