News tagged with fish fins
Fossils suggest earlier land-water transition of tetrapod
Other Sciences / Archaeology & Fossils
Apr 17, 2009 |
4.6 / 5 (9) |
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New evidence gleaned from CT scans of fossils locked inside rocks may flip the order in which two kinds of four-limbed animals with backbones were known to have moved from fish to landlubber.
Primordial fish had rudimentary fingers
Biology /
Sep 22, 2008 |
4.5 / 5 (16) |
6
Tetrapods, the first four-legged land animals, are regarded as the first organisms that had fingers and toes. Now researchers at Uppsala University can show that this is wrong. Using medical x-rays, they found rudiments ...
Search results for fish fins
Seeing how evolutionary mechanisms yield biological diversity
2 hours ago |
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An international team of scientists has discovered how changes in both gene expression and gene sequence led to the diversity of visual systems in African cichlid fish.
Fish fatty acids don’t make you cleverer or happier
3 hours ago |
4 / 5 (1) |
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(PhysOrg.com) -- A diet rich in fish fatty acids has no effect on cognitive functions such as memory and concentration in the elderly. Nor does it affect their level of wellbeing. This is the conclusion drawn by Dutch researcher ...
Feds mull regulating drugs in water
6 hours ago |
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(AP) -- Federal regulators under President Barack Obama have sharply shifted course on long-standing policy toward pharmaceutical residues in the nation's drinking water, taking a critical first step toward regulating some ...
New study finds catch shares improve consistency, not health, of fisheries
7 hours ago |
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Catch share programs result in more consistent and predictable fisheries but do not necessarily improve ecological conditions, according to a new study published online this week by the journal Proceedings of the National ...
Modern behavior of early humans found half-million years earlier than previously thought
Other Sciences / Archaeology & Fossils
8 hours ago |
4.8 / 5 (9) |
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Evidence of sophisticated, human behavior has been discovered by Hebrew University of Jerusalem researchers as early as 750,000 years ago - some half a million years earlier than has previously been estimated ...
EPA, Army Corps urged to consider separating Great Lakes, river basin
Dec 21, 2009 |
5 / 5 (1) |
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The once-radical idea of somehow plugging the Chicago Sanitary and Ship Canal to stop the flow of unwanted species from spilling between the Great Lakes and Mississippi River basin is quickly picking up political support.
Polluting pets: the devastating impact of man's best friend
Dec 21, 2009 |
1.8 / 5 (25) |
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Man's best friend could be one of the environment's worst enemies, according to a new study which says the carbon pawprint of a pet dog is more than double that of a gas-guzzling sports utility vehicle.
Acid oceans: the 'evil twin' of climate change
Dec 18, 2009 |
4.2 / 5 (19) |
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(AP) -- Far from Copenhagen's turbulent climate talks, the sea lions, harbor seals and sea otters reposing along the shoreline and kelp forests of this protected marine area stand to gain from any global ...
Want to live well? Harvard experts offer pragmatic pointers on getting healthy and staying there
Dec 17, 2009 |
4 / 5 (10) |
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You are what you eat. You're also how you feel, how you exercise, how you sleep, how you handle money, how you relate to people, and what you value.
New pictures reveal rich Antarctic marine life in area of rapid climate change
Dec 17, 2009 |
4.4 / 5 (9) |
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(PhysOrg.com) -- New photographs of ice fish, octopus, sea pigs, giant sea spiders, rare rays and beautiful basket stars that live in Antarctica’s continental shelf seas are revealed this week by the British ...
List of search results for fish fins
