Catalán, A.; Merondun, J.; Knief, U.; Wolf, J. B. W.: Epigenetic mechanisms of partial dosage compensation in an avian, female heterogametic system. bioRxiv: the preprint server for biology (2025)
Scientists studying a rare population of tool-using chimpanzees have found that aging can have a profound impact on their abilities—but not all chimps decline equally.