New study sheds light on how X and Y chromosomes interact

Researchers at Lund University in Sweden have investigated how the X and Y chromosomes evolve and adapt to each other within a population. The results show that breaking up coevolved sets of sex chromosomes could lead to ...

France's wolf population rises further to 580 adults

France's wild wolf population rose again last year, with officials counting 580 adults at winter's end compared with an average of 530 a year ago, France's OFB biodiversity agency said Tuesday.

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