News tagged with fossil fishes
New finding extends the range of anatomically modern coelacanths to the Early Devonian
Among sarcopterygians (lobe-finned fishes and tetrapods), coelacanths are known for their evolutionary conservatism. Epitomized by the legendary living fossil Latimeria, the distinctive body plan of anatomically ...
Other Sciences / Archaeology & Fossils
Apr 11, 2012 |
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A new theory emerges for where some fish became four-limbed creatures
A small fish crawling on stumpy limbs from a shrinking desert pond is an icon of can-do spirit, emblematic of a leading theory for the evolutionary transition between fish and amphibians. This theorized image ...
Other Sciences / Archaeology & Fossils
Dec 27, 2011 |
4.3 / 5 (8) |
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Study of fish fossil shows that 'head-first' diversity drives vertebrate evolution
The history of evolution is periodically marked by explosions in biodiversity, as groups of species try out a wide range of shapes and sizes. With a new analysis of two such adaptive radiations in the fossil ...
Dec 20, 2011 |
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Ocean acidification may directly harm fish: study
(PhysOrg.com) -- Fossil fuel combustion, and with it the release of heat-trapping carbon dioxide (CO2), is still growing globally. Beyond climate change, this is also causing the world’s “other ...
Dec 13, 2011 |
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Student unlocks secrets of mercury
More than one billion people around the world depend upon fish for protein in their diet. But the threat of mercury poisoning, especially in children, has raised concerns about the safety of eating fish.
Oct 13, 2011 |
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Getting inside the mind (and up the nose) of our ancient ancestors
(PhysOrg.com) -- Reorganisation of the brain and sense organs could be the key to the evolutionary success of vertebrates, one of the great puzzles in evolutionary biology, according to a paper by an international ...
Other Sciences / Archaeology & Fossils
Aug 17, 2011 |
4.9 / 5 (8) |
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Before animals first walked on land, fish carried gene program for limbs
Genetic instructions for developing limbs and digits were present in primitive fish millions of years before their descendants first crawled on to land, researchers have discovered.
Jul 11, 2011 |
4.6 / 5 (17) |
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New leuciscin fish found in northern China
SU De-Zao, a retired paleoichthyologist of Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, found a new paleogene leuciscin fish, Tianshanicus liui sp. nov., in the ...
Other Sciences / Archaeology & Fossils
Jun 02, 2011 |
4.5 / 5 (2) |
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Ocean acidification leaves clownfish deaf to predators
(PhysOrg.com) -- Since the Industrial Revolution, over half of all the CO2 produced by burning fossil fuels has been absorbed by the ocean, making pH drop faster than any time in the last 650,000 years and ...
Jun 01, 2011 |
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Study gives clues about carbon dioxide patterns at end of Ice Age
(PhysOrg.com) -- New University of Florida research puts to rest the mystery of where old carbon was stored during the last glacial period. It turns out it ended up in the icy waters of the Southern Ocean near Antarctica.
Space & Earth / Earth Sciences
Oct 25, 2010 |
4.5 / 5 (13) |
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Rotten experiments help to create picture of our early ancestors
(PhysOrg.com) -- An innovative experiment at the University of Leicester that involved studying rotting fish has helped to create a clearer picture of what our early ancestors would have looked like.
Other Sciences / Archaeology & Fossils
Oct 12, 2010 |
4.1 / 5 (8) |
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Large predatory fish fossil found near Isisford
The fossil of a large, fast-swimming predatory fish, similar to the modern day Indo-Pacific tarpon, has been found near Isisford, central-western Queensland.
Other Sciences / Archaeology & Fossils
Jul 14, 2010 |
5 / 5 (2) |
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Lake-bed trails tell ancient fish story
The wavy lines and squiggles etched into a slab of limestone found near Fossil Butte National Monument are prehistoric fish trails, made by Notogoneus osculus as it fed along a lake bottom, says Emory Univer ...
Other Sciences / Archaeology & Fossils
May 06, 2010 |
4.7 / 5 (3) |
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Dynasty of plankton-eating giants from Age of Dinosaurs revealed in new study
(PhysOrg.com) -- Giant plankton-eating fish filled the prehistoric seas for more than 100 million years before they were wiped out in the same event that killed off the dinosaurs, new fossil evidence claims.
Other Sciences / Archaeology & Fossils
Feb 18, 2010 |
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Novel studies of decomposition shed new light on our earliest fossil ancestry (w/ Video)
Decaying corpses are usually the domain of forensic scientists, but palaeontologists have discovered that studying rotting fish sheds new light on our earliest ancestry.
Other Sciences / Archaeology & Fossils
Jan 31, 2010 |
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