Orca mothers keep 5-tonne sons out of trouble
Post-menopausal killer whales protect their adult sons from fights, research shows.
Author Archives: BBC News - Science & Environment
World will miss 1.5C warming limit – top UK expert
Former head of the UN climate science body told the BBC's Today programme he was very pessimistic.
Kuno cheetah deaths: Could radio collars be killing the big cats in India?
Deaths of some of the cheetahs brought to India last year amid much fanfare have been making headlines.