Our inability to show kindness and compassion to other animals on the planet poses troubling questions as artificial intelligence surpasses our own.
Young dolphins can recognize themselves in a mirror by the age of 7 months — a full five months before human babies.
Female dolphins have evolved to prevent unwanted fertilization by males.
When sleeping in a new place, half of our brain is awake and alert while the other half rests.
Some scientists believe that the pulses dolphins use to speak share qualities of our own language.