Embryonic and postnatal telomere length decrease with ovulation order within clutches
✦ NabkaNews BriefAuto-summarized from multiple outlets · verify with the source
A study on songbirds has found that the length of telomeres in embryos and after birth decreases with the order of ovulation within clutches. The research suggests that telomere length may be determined during early life rather than at conception. The findings come from an assortative breeding experiment.