Hummingbirds found able to understand numerical order

A team of researchers from the University of St Andrews in the U.K. and the University of Lethbridge in Canada has found that hummingbirds are able to understand the concept of numerical order. In their paper published in ...

Lefties and righties: Asymmetry in fish genitalia

Evolutionary biologists from the University of Konstanz have resolved a century-old question regarding the asymmetric genitals of internally fertilizing fishes of the family Anablepidae. Surprisingly, the direction of genital ...

How long to play dead in order to stay alive?

Many animals remain motionless or play dead after being attacked by a predator in the hope that it will give up and move onto some other unfortunate prey.

Spider baby boom in a warmer Arctic

Climate change leads to longer growing seasons in the Arctic. A new study, which has just been published in Proceedings of the Royal Society B, show that predators like wolf spiders respond to the changing conditions and ...

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