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Dolphins are very smart and playful animals. Although they live in the water, dolphins are mammals just like humans and need air to breathe, which they do out of a blowhole on the top of their heads. In fact, dolphins ca... More »

www.reference.com Pets & Animals Marine Life

One interesting fact about dolphins is that they use many unique ways to communicate with one another. They also use high-frequency clicking sounds to investigate their surroundings. More »

www.reference.com Pets & Animals Mammals Marine Mammals

The Delphinidae family contains 36 species of dolphins, including killer whales. Dolphins travel in groups called pods and use echolocation to navigate the ocean. They communicate with one another using distinct whistles... More »

www.reference.com Pets & Animals Mammals Marine Mammals
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In spite of the bottlenose dolphin's gentle appearance, All About Wildlife explains that these animals are in fact apex predators. While great white sharks, tiger sharks and bull sharks occasionally prey on young dolphin... More »

www.reference.com Pets & Animals Marine Life

Dolphins have great vision, although they can only see limited colors. They live in the water, but they do not drink from it. Instead, they get any necessary moisture from the food they eat. More »

www.reference.com Pets & Animals Marine Life

Dolphins are equipped with blowholes on the crowns of their heads through which they breathe air when they reach the surface of the water. They are capable of holding their breath for up to 10 minutes. More »

www.reference.com Pets & Animals Marine Life

Wild dolphins usually live for between 25 to 30 years, while dolphins in captivity live to be around 40 years old on average. Few dolphins in the wild die of old age. More »

www.reference.com Pets & Animals Marine Life