A new species of monkey flower, created by the union of two foreign plant species, has been discovered on the bank of a stream in Scotland. Genetic changes in this attractive yellow-flowered hybrid have allowed it to overcome ...
Plants & Animals
Jul 10, 2012
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University of Delaware scientist Carl Schmidt is working to identify genes in crocodiles, alligators and gharials as he searches for links between the creatures that could give clues as to how they evolved over the years ...
Plants & Animals
Jun 15, 2012
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(Phys.org) -- If female butterflies are programmed to identify males of their species by the patterns of spots on their wings, how can new wing patterns evolve in males?
Plants & Animals
Jun 11, 2012
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A research team at Bielefeld University headed by the evolutionary biologist Dr. Holger Schielzeth is now studying how far a comparable mechanism is involved in mate choice among locusts. The male Siberian locust has swollen ...
Plants & Animals
May 25, 2012
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(Phys.org) -- David Ray never turns his back on his research, and with good reason! "If it can't bite you, it's not interesting," he jokes.
Biotechnology
May 22, 2012
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Cross-breeding of dogs over thousands of years has made it extremely difficult to trace the ancient genetic roots of today's pets, according to a new study led by Durham University.
Plants & Animals
May 21, 2012
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When mammals are cold, they can employ physical changes to stay warm -- such as intense shivering. Like any form of aerobic exercise, though, "shivering thermogenesis" is especially challenging at high altitudes because there ...
Plants & Animals
May 17, 2012
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It appears that the brittle star, the humble, five-limbed dragnet of the seabed, moves very similarly to us.
Plants & Animals
May 10, 2012
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In a dog-eat-dog world of ruthless competition and 'survival of the fittest,' new research from the University of Leicester reveals that individuals are genetically programmed to work together and cooperate with those who ...
Evolution
Apr 18, 2012
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(Phys.org) -- Nature teems with examples of evolutionary arms races between predators and prey, with the predator species gradually evolving a new mode of attack for each defensive adaptation that arises in the prey species.
Plants & Animals
Apr 17, 2012
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