City living shortens great tits’ telomeres

Great tits raised in an urban environment have shorter telomeres —protective caps at the ends of chromosomes — than those raised in rural environments, researchers find.
1000zen/Flickr (CC BY 2.0)
Great tits raised in an urban environment have shorter telomeres —protective caps at the ends of chromosomes — than those raised in rural environments, researchers find.
1000zen/Flickr (CC BY 2.0)