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.

From whales and dolphins, to arctic shorebirds and elephants, all are affected by rising temperatures, extreme weather, and ...

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 ...

Dolphins and whales interact with each other more often than previously thought, according to a recent study that examined images and footage of the marine mammals interacting. The scientists ...

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 ...

The relationship between whales and dolphins has long been shrouded in mystery. But, new research reveals that — despite their vast difference in size — these marine mammals often enjoy playful ...

Climate change is currently threatening whales, dolphins, and seals living in U.S. waters, according to a new study. About 70% of the marine mammals surveyed are facing habitat loss and food scarcity ...

Whales, dolphins and seals living in U.S. waters face major threats from warming ocean temperatures, rising sea levels and decreasing sea ice volumes associated with climate change, according to a ...

Thirty beluga whales were still alive on Oct. 10, despite Canada's Marineland park threatening to euthanize them if it did ...

Marine mammal care centers worry NOAA furloughs and cuts over a longer period could reduce oversight for ocean creatures.