Humpback whales (Megaptera novaeangliae) like the ones pictured here with bottlenose dolphins (Tursiops truncatus) in Kona, Hawaii, appear to be more open to interacting with fellow cetaceans.

Researchers have documented dozens of playful interactions between whales and dolphins across oceans, highlighting a previously unknown form of marine mammal behaviour. The research, published in the ...

A suction camera tag deployed by Dr Olaf Meynecke captures the depths dolphins will sometimes accompany whales to - in this case, even to the sea floor. A new study has investigated hundreds of videos ...

Whales and dolphins have an interesting relationship. Some whales are known to hunt dolphins, but certain observations indicate that they also share social relationships. The social aspect of this ...

"That's not a boat! It's a stampede," one amazed witness proclaimed A whale-watching boat off the coast of San Diego captured a rare sight when it spotted a mega-pod of dolphins swimming together The ...

A new study has investigated hundreds of videos and images taken by the public, tourism operators and scientists to better understand a rarely studied behavior among whales and dolphins—do they ...