Bird deaths in Germany continue

Along with climate change, species extinction is one of the greatest threats to life on earth. For about 50 years, researchers have been documenting the population trends of different animal and plant groups in so-called ...

Animals laugh too, analysis of vocalization data suggests

Human laughter is common, but it's a somewhat mysterious part of our evolution. It's clear to evolutionary scholars that we laugh as a part of play, signaling our cooperation or friendliness. But how did laughter evolve? ...

Great tits change their traditions for the better

Researchers at the University of Konstanz and Max Planck Institute for Animal Behavior in Germany have found that birds are able to change their culture to become more efficient. Populations of great tits were able to switch ...

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