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Evolutionary biology

Scientists unearth over 500-mln-year old rare fossilized embryos

Researchers at the University of Missouri have unearthed rare fossilized embryos which they believe is more than 500 million years old.

Apr 11, 2014, 18:54 PM IST

Family tree of all known snake and lizard groups mapped

The first large-scale evolutionary family tree for every snake and lizard around the globe has been created by scientists.

May 09, 2013, 19:20 PM IST

Even animals indulge in self-medication

Animal pharmacists! The practice of self-medication in animal is lot more widespread than previously thought, according to new research.

Apr 13, 2013, 12:56 PM IST

Urban grasshoppers change tune to cope with traffic noise

Grasshoppers in urban areas have changed their mating calls to cope with the traffic noise, scientists say.

Nov 14, 2012, 15:44 PM IST

Pesky insects too play ecological role

Getting rid of pesky insects, such as mosquitoes, ants and roaches may be fraught with adverse consequences, depriving plants of their taste and high yield, suggests a new study.

Oct 06, 2012, 11:06 AM IST

Paper wasps have flair for recalling faces

Paper wasps, possessing brains less than a millionth of the size of that of humans, have evolved a similar face-learning abilities, a study reveals.

Dec 04, 2011, 17:21 PM IST