News tagged with stickleback
Study first to show evolution's impact on ecosystems
Apr 01, 2009 |
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Scientists have come to agree that different environments impact the evolution of new species. Now experiments conducted at the University of British Columbia are showing for the first time that the reverse is also true.
Fitness in a changing world: The genetics and adaptations of the Alaskan stickleback fish
Biology /
Oct 10, 2008 |
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The stickleback fish, Gasterosteus aculeatus, is one of the most thoroughly studied organisms in the wild, and has been a particularly useful model for understanding variation in physiology, behavior, life h ...
Search results for stickleback
Study examines the evolutionary fate of 'useless' traits
Sep 08, 2009 |
4 / 5 (1) |
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What happens when traits no longer give creatures a competitive edge?
Researchers find first-ever 'wanderlust gene' in tiny bony fish
Aug 05, 2009 |
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(PhysOrg.com) -- A gene previously associated with physical traits is also dictating behaviour in a tiny fish widely regarded as a living model of Darwin's natural selection theory, according to a University ...
The value of variation: Ecologists consider the causes and consequences
Jul 22, 2009 |
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Consider the case of the three-spine stickleback. These tiny fish that thrive in oceans and in fresh water might appear to be the same, yet ecologists are finding that they are actually a diverse collection of very specialized ...
Mate selection: How does she know he'll take care of the kids?
Jun 18, 2009 |
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Throughout the animal kingdom brilliant colors or elaborate behavioral displays serve as "advertisements" for attracting mates. But, what do the ads promise, and is there truth in advertizing? Researchers ...
Common fish species has 'human' ability to learn
Jun 17, 2009 |
5 / 5 (5) |
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Although worlds apart, the way fish learn could be closer to humans' way of thinking than previously believed, suggests a new research study.
'Pelvis Has Left the Building'
Jun 04, 2009 |
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(PhysOrg.com) -- New research shows that when two species of stickleback fish evolved and lost their pelvises and body armor, the changes were caused by different genes in each species. That surprised researchers, ...
Scientist discovers beavers building prime salmon habitat in Skagit Delta
May 24, 2009 |
5 / 5 (6) |
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As sometimes happens with science, Greg Hood went looking for one thing, and found something else: tidal beavers.
No such thing as a 'born leader,' study in fish finds
Biology /
Jan 29, 2009 |
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Followers are just as important to good leadership as are the leaders themselves, reveals a new study of stickleback fish published online on January 29th in Current Biology, a Cell Press publication.
Fish choose their leaders by consensus
Biology /
Nov 13, 2008 |
4.3 / 5 (9) |
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Just after Americans have headed to the polls to elect their next president, a new report in the November 13th issue of Current Biology, a Cell Press publication, reveals how one species of fish picks its le ...
First gene for clubfoot identified
Oct 23, 2008 |
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Clubfoot, one of the most common birth defects, has long been thought to have a genetic component. Now, researchers at Washington University School of Medicine in St. Louis report they have found the first gene linked to ...
List of search results for stickleback
