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Grasses, mammals, and their co-evolution

After millions of years of amphibians, dinosaurs, and early mammals ruling the forests and swamps of the hot, humid Mesozoic and early Cenozoic, a new habitat emerged. Small patches of grasslands sprang up and spread as the ...

dateOct 01, 2015 in Evolution
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How the chameleon climbed to the top of the tree

The chameleon's exceptional tree-climbing ability is dependent on vital ball-and-socket joints in its wrists and ankles, according to research published in the open access journal BMC Evolutionary Biology. The study also ...

dateSep 17, 2015 in Evolution
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Explainer: What is the molecular clock?

In the 150 years since Charles Darwin recognised the kinship of all life, scientists have worked to fulfil his dream of a complete Tree of Life. Today, the methods used to trace the evolutionary branches back through time ...

dateSep 15, 2015 in Evolution
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Research shows evolution in real time

In ongoing research to record the interaction of environment and evolution, a team led by University of California, Riverside biologist David Reznick has found new information illustrating the evolution of a population of ...

dateSep 14, 2015 in Evolution
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Birds reveal the evolutionary importance of love

Humans are extremely choosy when it comes to mating, only settling down and having kids after a long screening process involving nervous flirtations, set-ups by friends, online matchmaking sites, awkward dates, humiliating ...

dateSep 14, 2015 in Evolution
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Too many candidates spoil the stew

This election year has produced 17 Republican presidential candidates, which on its surface may appear to give the party a competitive advantage. Evolution, however, disagrees.

dateSep 11, 2015 in Evolution
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Uncovering evolutionary secrets

How did the elephant get its trunk? Or the turtle its shell? How, in general, did the seemingly infinite diversity of complex animal forms on our planet arise? The scientific pursuit of how such "evolutionary novelties" come ...

dateSep 08, 2015 in Evolution
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Scientists discover key clues in turtle evolution

A research team led by NYIT scientist Gaberiel Bever has determined that a 260-million year-old fossil species found in South Africa's Karoo Basin provides a long awaited glimpse into the murky origins of turtles.

dateSep 02, 2015 in Evolution
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Ants self-medicate to fight disease

We humans have been using self-medication to cure the illnesses since the dawn of our species. There is some evidence that also other animals can exhibit this type of behavior, but the evidence has been hard to come by.

dateAug 24, 2015 in Evolution
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Forgotten sex signals

Sending signals to the opposite sex isn't always a trait that's passed on to animals' offspring, according to new research conducted at Michigan State University.

dateAug 19, 2015 in Evolution
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The role of species competition in biodiversity

(—Over long spans, biodiversity is a fluid and shifting balance of species and influences. Species diversification occurs in response to a host of complex factors, both biotic and abiotic, and understanding them ...

Quality, quantity, and freshness in the reproductive game

(—Many intuitions drawn from our machine world do not smoothly extended to the biological. Whereas the screws or other fasteners used in an automobile typically tend to loosen over time with use, the hardware found ...

The Tree of Life may be a bush

New species evolve whenever a lineage splits off into several. Because of this, the kinship between species is often described in terms of a 'tree of life", where every branch constitutes a species. Now, researchers at Uppsala ...

How bird evolution swapped snouts for beaks

Birds are among the most successful creatures on the planet, with more than 10,000 species living across the globe, occupying a dizzying array of niches and eating everything from large animals to hard-to-open nuts and seeds.

Is nature mostly a tinkerer or an inventor?

The Krüppel-like factor and specificity protein (KLF/SP) genes are found across many species, ranging from single cell organisms to humans. This gene family has been conserved during evolution, because it plays a vital role ...

Fossil study: Dogs evolved with climate change

Old dogs can teach humans new things about evolution. In Nature Communications a new study of North American dog fossils as old as 40 million years suggests that the evolutionary path of whole groups of predators can be a ...

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