The bull shark is one of the few shark species that live both in salt water and freshwater. These sharks can travel far up rivers, swimming as far as 2.220 miles up the Amazon River in Peru and over 1.800 miles up the Mi... More »

www.reference.com Pets & Animals Marine Life Sharks

Some fun shark facts include that they have no bones, they have skin like sandpaper, have extraordinary sensory skills and teeth that are constantly being replaced. Most sharks never stop swimming and some species give b... More »

www.reference.com Pets & Animals Marine Life Sharks

The bull shark is a fierce carnivore that inhabits the ocean near many of the world's tropical shores. It grows to between seven and 11 feet in length and can weigh up to 500 pounds. It has the reputation of being one of... More »

www.reference.com 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 »

www.reference.com Pets & Animals Marine Life Sharks

Male bull sharks live an average of 12 years in the wild, and females live an average of 16 years. They reach up to 11.5 feet and weigh between 200 to 500 pounds. Bull sharks are capable of breeding in both freshwater an... More »

www.reference.com Pets & Animals Marine Life Sharks

Cookiecutter sharks, also known as cigar sharks, are unusual, small predators that commonly attack much larger prey. Their upper and lower teeth are quite different, with the hook-like upper teeth being much smaller than... More »

www.reference.com Pets & Animals Marine Life Sharks

Tiger sharks live in warm water, can grow to be more than 16 feet long and eat a wide range of food. For instance, tiger sharks aren't picky about their meals, eating birds and sea turtles or dolphins. More »

www.reference.com Pets & Animals Marine Life Sharks