Evolutionary arms 'chase'

In nature, plants engage in a never-ending battle to avoid being eaten. Unable to run away, plant species have evolved defenses to deter herbivores; they have spines, produce nasty chemicals, or grow tough leaves that are ...

Chicken-hearted tyrants: Predatory dinosaurs as baby killers

Two titans fighting a bloody battle -- that often turns fatal for both of them. This is how big predatory dinosaurs like Tyrannosaurus are often depicted while hunting down their supposed prey: even larger herbivorous dinosaurs. ...

The impressive aerial maneuvers of the pea aphid

You might not think much about pea aphids, but it turns out they've got skills enough to get aerospace engineers excited. A report in the February 4th issue of Current Biology shows that the insects can free fall from the ...

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