A study appearing in the journal PLOS ONE this week shows that bioluminescence—the production of light from a living organism—is more widespread among marine fishes than previously understood.
Evolution
Jun 8, 2016
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60
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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230
The human fingertip is a finely tuned sensory machine, and even slight touches convey a great deal of information about our physical environment. It turns out, some fish use their pectoral fins in pretty much the same way. ...
Plants & Animals
Feb 10, 2016
1
508
(Phys.org)—A trio of researchers with the University of California's Department of Evolution and Ecology has found a predictable relationship between the size of predator fish mouths and the shape and spine characteristics ...
Of the nearly 1.5 million known animal species on Earth, those with backbones come in a stunning array of shapes and sizes. Vertebrates include fish, amphibians, reptiles, birds and mammals, and the number of species within ...
Plants & Animals
Aug 7, 2015
1
488
A pair of paleobiologists from Scripps Institution of Oceanography, UC San Diego have determined that the world's most numerous and diverse vertebrates – ray-finned fishes – began their ecological dominance of the oceans ...
Evolution
Jun 30, 2015
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151
In many places swimmers might prefer to avoid sharks, but wetsuit-clad tourists in Palau clamour to dive among the predators thanks to a pioneering conservation initiative that has made them one of the country's main visitor ...
Ecology
Sep 2, 2014
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0
About 400 million years ago a group of fish began exploring land and evolved into tetrapods – today's amphibians, reptiles, birds, and mammals. But just how these ancient fish used their fishy bodies and fins in a terrestrial ...
Evolution
Aug 27, 2014
0
0
(Phys.org) —A trio of researchers working in Australia has found that lionfish use their fins to communicate with other lionfish as a means to instigate cooperative hunting. In their paper published in the journal Biology ...
A study led by Denis Duboule shows that limbs emerged during evolution by modernisation of a preexisting DNA structure.
Plants & Animals
Jan 21, 2014
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