An Asian elephant named Happy touched a visible mark on her own head after seeing it in a mirror, passing a test that fewer ...

New research suggests beluga whales can recognize themselves in mirrors, a cognitive ability previously demonstrated in only ...

In hours of underwater video footage from a New York aquarium, a beluga whale named Natasha stretches her neck, pirouettes, nods, and shakes her head in front of a two-way mirror. Her daughter Maris ...

The standard test of self-awareness is being able to recognize ourselves in a mirror. Although chimpanzees pass this test with flying colors, gorillas have inconsistent results. Dogs flunk by treating ...

More than 20 years ago, four female beluga whales were kept together at the New York Aquarium of the Wildlife Conservation ...