A new study sheds light on the illuminating, sometimes counterintuitive dynamics of mating and how species survive.

Southern right whales have distinctive white and gray patches of thickened skin on their heads known as callosities. Because ...

New research from the University of St Andrews published in Current Biology, has shown that the role of age in male humpback ...

Recovering humpback whale populations are revealing a hidden shift: older males are increasingly outcompeting younger rivals to father calves.

A vanishing species of whale gave birth to so few babies this birthing season that it has raised alarms among scientists and conservationists who fear the animal could go extinct. The whale is the ...

New research reveals older singing male whales are increasingly successful at siring offspring compared to younger males.

For decades, southern right whales have been celebrated as one of conservation's success stories. Once driven to the brink of extinction by commercial whaling, southern right whales slowly returned to ...