The cookie-cutter shark spends most of its life at the bottom depths of the sea but will swim closer to the surface to seek prey at night. These sharks live in the warmer waters near the equator. More » Pets & Animals Marine Life Sharks

Tiger sharks probably have a wider diversity of prey than any other shark species. Their primary prey species include fish, sea turtles, mollusks, sea birds and other sharks, but virtually anything swimming in the ocean ... More » Pets & Animals Marine Life Sharks

Mako sharks prey on a wide variety of pelagic fishes, including mackerels, herrings and salmon. Examination of specific populations from Cape Hatteras to the Grand Banks of Newfoundland indicates that the bluefish is pre... More » Pets & Animals Marine Life Sharks
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The fin of a shark that occasionally breaks the water's surface is called the dorsal fin. According to the ReefQuest Centre for Shark Research, it is actually rare for this to happen, as sharks typically swim mid-water o... More » Pets & Animals Marine Life Sharks

Fish can survive in frozen water because only the surface of the water freezes; the fish are able to live life as normal at lower depths beneath the ice. Oxygen is trapped beneath this ice layer, and fish and other creat... More »

Newborn shark sizes vary by shark species; for example, a newborn great white is typically about 4 feet long, while blacktip reef shark newborns are considerably smaller, usually more than 20 inches in length. Whale shar... More »

Reaching a maximum length of about 6 feet, the frilled shark is an eel-like species that is poorly known to science. The sharks derive their name from gills that feature “frilly” extensions. A primitive species, frilled ... More » Pets & Animals Marine Life Sharks