Scientists who wanted to find out more about humpback whales’ reproductive patterns chanced upon another discovery – the marine mammals’ hormone levels not only indicate breeding periods, ...

Older male whales are more successful at mating than their younger rivals because they are better singers, suggests a new study. â ¯ Older singing male whales are increasingly successful at siring ...

Dr. O’Corry-Crowe said: “We predicted that beluga whales had a polygynous mating system where a few of the most competitive and possibly largest males secure most of the matings within a season or ...

Scientists following humpback whales once brought to the brink of extinction in the South Pacific made a fascinating discovery: Older males were more likely to become fathers and younger males were ...