Dolphins travel in small pods to deter sharks from attacking them, and they avoid predators through the use of echolocation. When attacked, a dolphin's greatest defenses are his maneuverability, powerful tail, nose and t... More »

Skunks defend themselves with a horrible-smelling spray that is strong enough to ward off badgers, foxes, wolves and bears. According to National Geographic, the oily liquid is produced from anal scent glands under the s... More »

When in need of a defense mechanism, gorillas generally rely on their powerful arms, which are fully developed with strong muscles. Gorillas have strong and muscular arms, which allow them to fight off predators, grasp a... More »

Dolphins are close to the top of their food chain with few natural predators other than sharks. When faced by a predator, dolphins often circle, head butt or use their tails to hit the other animal in self defense. Accor... More »

The clownfish preys on parasites that threaten the sea anemone in a mutually beneficial relationship where the anemone provides food scraps and protects the clownfish from potential predators, such as sharks. Before inha... More »

Although dolphins are apex predators, they are sometimes eaten by sharks and killer whales; however, their primary predator is mankind. Dolphin pods attack sharks on sight, circling protectively around the weakest member... More » Pets & Animals Mammals Marine Mammals

Dolphins sleep by a process called unihemispheric slow-wave sleep. This kind of sleep is believed to help dolphins and other creatures recover from their daily activities. More »