Research indicates that, by human measures for intelligence, dolphins are the second-most intelligent species on the planet. MRI scans show that dolphins are self-aware, and other research suggests that the marine mammal... More »

Some of the most intelligent animals and creatures are the bee, elephant and ant. Sea animals that are extremely intelligent are the octopus and the dolphin. More »

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There is disagreement among researchers about the intelligence level of dolphins. Previous research portrayed dolphins as keenly intelligent, able to mimic observed actions and quickly reap rewards from learned behaviors... More »

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Sharks, killer whales and humans are the primary eaters of dolphins. Dolphins are near the top of the food chain and employ many defensive strategies, so they are not often eaten by predators. More »

www.reference.com Pets & Animals Mammals Marine Mammals

There is disagreement among researchers about the intelligence level of dolphins. Previous research portrayed dolphins as keenly intelligent, able to mimic observed actions and quickly reap rewards from learned behaviors... More »

www.reference.com Pets & Animals Mammals Marine Mammals

Much like humans, dolphins primarily use sound to convey information to one another. The sound is described as "whistling" by the Dolphin Research Center. Dolphins use visual cues and body language to communicate althoug... More »

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According to the National Marine Life Center, dolphins move by pushing their powerful tail flukes up and down in the water. This tail movement pushes water back and propels the dolphin forward. To steer through the water... More »