Nitrogen pollution, climate and land use

A new report quantifies for the first time how much our food choices affect pollutant nitrogen emissions, climate change and land-use across Europe.

Tiny male spiders can get a leg over—as long as they're picky

Males will mate with anything. Well, that is the general view, one that exists because of a simple biological underpinning: females are reproductively limited by costly gestation, while males are only limited by their number ...

Testis size matters for genome evolution

In many primates, females mate with multiple partners, causing an often-intense competition amongst males to pass along their DNA to be king of the genome as well as the jungle.

Female mice prefer unfamiliar male songs

Female mice prefer songs of mice that are different from their parents when selecting a mate, according to a study published February 5, 2014 in PLOS ONE by Akari Asaba from the Azabu University, Japan, and colleagues. Furthermore, ...

Natural selection can favor 'irrational' behavior

It seems paradoxical that a preference for which of two houses to buy could depend on another, inferior, house – but researchers at the University of Bristol have identified that seemingly irrelevant alternatives can, and ...

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