Mysterious deep-sea shark older than dinosaurs
Researchers have captured the mysterious cow shark through a seabed video camera.Species 'killer' short nose, specializing in gaping prey on the prey
Other sharks are also known as Carcharhinus leucas, or Zambezi or Zambi sharks in Africa and Nicaragua sharks in Nicaragua.Pregnant bull sharks are 3m long and bite on Australian rivers
A group of experts caught a big shark swimming to the Manning River to breed.Bull sharks face hippopotamus
Bull sharks are among the most terrifying predators on the planet, but are still not worthy of rival hippos weighing more than 2,700kg.