Swimming in complex underwater environments, fish are unmatched when it comes to motion control and flexibility. For decades, researchers have been inspired to copy nature's most gifted swimmers to optimize underwater vehicle ...
General Physics
Feb 22, 2022
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223
Palaeontologists in China say they have found the world's oldest flying fish, a strange, snub-nosed creature that glided over water in a bid to evade predators some 240 million years ago.
Archaeology
Oct 31, 2012
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Shark fins recently sampled from markets in China and Hong Kong contained dangerously high levels of mercury.
Ecology
May 29, 2020
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223
Remora fish, with a sucking disc on top of their heads, have been the stuff of legend. They often attach themselves to the hulls of boats and in ancient times were thought to purposely slow the boat down. While that is a ...
Plants & Animals
Jun 6, 2013
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0
Osteichthyans, or bony fishes, comprise two categories, each containing over 32,000 living species: Sarcopterygii (lobe-finned fishes and tetrapods) and Actinopterygii (ray-finned fishes). Nevertheless, actinopterygians have ...
Archaeology
May 20, 2016
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229
Scientists say the market for shark fin soup is the likeliest reason for the sharp drop in blue shark numbers over the last 30 years.
Ecology
Mar 9, 2012
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0
All vertebrates have the same basic body plan: Head, spine, four appendages. Those appendages vary greatly in size, shape, and function, of course—from fins to wings, arms, and legs—but a new genetic analysis shows that ...
Plants & Animals
Nov 8, 2021
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183
A team of researchers affiliated with several institutions in the U.S. has found that most shark fins sold around the world in fish markets come from sharks caught in coastal zones rather than in the open ocean. In their ...
(AP) -- Delegates at an international conservation meeting agreed Saturday on a measure mandating that silky sharks accidentally caught in fishing gear be released back into the sea alive, marine advocacy groups said.
Ecology
Nov 19, 2011
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0
Scientists from the University of Bristol have revealed that ray-finned fishes are perhaps one of Earth's most resilient groups of animals, having survived four mass extinction events that wiped out many other groups.
Evolution
Feb 5, 2018
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