News tagged with ecological interactions
Competition may have led to new dinosaur species in Grande Prairie area
Other Sciences / Archaeology & Fossils
May 12, 2009 |
4.4 / 5 (8) |
0
(PhysOrg.com) -- The discovery of a gruesome feeding frenzy that played out 73 million years ago in northwestern Alberta may also lead to the discovery of new dinosaur species in northwestern Alberta.
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Ecological speciation by sexual selection on good genes: Is speciation adaptive?
Nov 26, 2009 |
5 / 5 (1) |
0
Darwin suggested that the action of natural selection can produce new species, but 150 years after the publication of his famous book, 'On the Origin of Species', debate still continues on the mechanisms of speciation. New ...
Research explains how ecosystems survive in a constantly changing world
Biology /
Jul 20, 2006 |
4.5 / 5 (4) |
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Ecological networks may struggle to survive the systematic changes our planet is undergoing, according to researchers from Queen Mary, University of London.
Evolution, ecosystems may buffer some species against climate change
Mar 05, 2009 |
3 / 5 (2) |
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(Physorg.com) -- Although ecologists expect many species will be harmed by climate change, some species could be buffered by their potential to evolve or by changes in their surrounding ecosystems.
Predators do more than kill prey
Biology /
Jan 17, 2008 |
4.3 / 5 (3) |
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The direct effect predators have on their prey is to kill them. The evolutionary changes that can result from this direct effect include prey that are younger at maturity and that produce more offspring.
Seeing the tree from the forest: Predicting the future of plant communities
Aug 21, 2009 |
3.3 / 5 (4) |
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The ability to envisage the future may be closer than you would think. A recent paper by Sean Hammond and Karl Niklas in the August 2009 issue of the American Journal of Botany presents an algorithm that m ...
Seed dispersal in mauritius -- dead as a dodo?
Biology /
May 07, 2008 |
4.3 / 5 (7) |
0
Walking through the last rainforests on the volcanic island of Mauritius, located some 800 km east of Madagascar, one is surrounded by ghosts. Since human colonisation in the 17th century, the island has lost most of its ...
Predators and parasites may increase evolutionary stability
Biology /
Oct 26, 2007 |
4.7 / 5 (3) |
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A new study explores the role of natural enemies, such as predators and parasites, for mixed mating, a reproductive strategy in which hermaphroditic plants and animals reproduce through both self- and cross-fertilization. ...
New research demonstrates humans' right ear preference for listening
Jun 23, 2009 |
3.8 / 5 (5) |
8
We humans prefer to be addressed in our right ear and are more likely to perform a task when we receive the request in our right ear rather than our left. In a series of three studies, looking at ear preference ...
New Window Opens on the Secret Life of Microbes
Biology /
Mar 13, 2008 |
4.8 / 5 (5) |
0
Nowhere is the principle of "strength in numbers" more apparent than in the collective power of microbes: despite their simplicity, these one-cell organisms -- which number about 5 million trillion trillion ...
Changes in California's bird communities due to climate change
Sep 02, 2009 |
3.7 / 5 (3) |
0
As much as half of California could be occupied by new bird communities by 2070 according to a new study by PRBO Conservation Science (PRBO) and partners. The publication entitled "Reshuffling of species with climate disruption: ...
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