Why do the matriarchs of orca pods often live such long lives? The average lifespan for male killer whales is about 30 years, but they can live up to at least 60 years. Females typically live about 50 years, but … Continue reading
Tag Archives: University of Exeter
All terrestrial life came from the sea, but how did life develop in the ocean? Professor Tim Lenton of the University of Exeter, who led a new study, said: “There had been enough oxygen in ocean surface waters for over 1.5 … Continue reading