Dr. Mike Olsen
Search results
3 days ago · Shark, any of numerous species of cartilaginous fishes that make up the order Selachii (class Chondrichthyes). Most species have a tough skin that is dull gray in color and roughened by toothlike scales. The mouth contains sharp triangular teeth. Sharks lack a swim bladder and must swim to keep from sinking.
6 hours ago · By Rhiannon Lewin. A young surfer who was attacked by a 3m shark on the Mid North coast of NSW has revealed his leg was unable to be attached. Kai McKenzie, 23, was attacked in the surf at North Shore Beach in Port Macquarie about 11am on Tuesday. WATCH THE VIDEO ABOVE: Young surfer loses leg in horrific shark attack.
4 days ago · Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head. Modern sharks are classified within the clade Selachimorpha (or Selachii) and are the sister group to the Batoidea ( rays and kin).
5 days ago · Sharks living off the coast of Brazil have tested positive for cocaine, according to new research, the first time that the drug has been detected in free-ranging sharks.
5 days ago · Sharks living off the coast of Brazil have tested positive for cocaine, according to new research, the first time that the drug has been detected in free-ranging sharks.
4 days ago · Your local forecast, plus daily trivia, stunning photos and our meteorologists’ top picks. All in one place, every weekday morning. Dengue fever is up 232% in the Americas compared to last year ...
5 days ago · How Vice President Kamala Harris became "brat" 05:20 On Monday, President Biden's former campaign profile on social media service X became the home of a new neon green banner inscribed with ...
