Social media has been awash with theories after the gruesome discovery of a shark head on the banks of the Great Miami River in Piqua, Ohio.
Gary May, of Perth, said he was knocked off his board by a roughly five foot shark at Yallingup Mainbreak Surfing Spot—the first time encountering one in his 60 years of surfing.
A father and son had to swim for over half an hour to reach safety after their vessel was repeatedly flipped over by a shark.
"It's a dramatic spike, but it's not yet cause for alarm," Gavin Naylor, director of the Florida Museum of Natural History's shark research program, cautioned.
The picture shows a fin just outside a fence in a man's backyard, but some people think it may just be a hoax.
"I was scared at first, but then I started to come to my senses that if I'm going to panic, that's when we're going to lose hope," one of the fisherman said of the experience.
Paramedics said it was a "remarkable" survival story.
Missy Tracewell said she cried and jumped up and down "like a five-year-old" when she found the tooth of the prehistoric predator.
The 17-year-old was trying to find his surfboard when the shark attacked him.
Latest data from the shark's tag shows the predator is currently in the deep sea off the U.S. east coast.
Shark trackers called the gathering off the coast of Cape-aux-Meules a "very interesting" sight.
Otters have been filmed eating puffaddder shysharks on the coast of False Bay, South Africa.
The seven foot porbeagle shark had been entangled in a piece of plastic when it was younger.
"We don't hold any ongoing hope unfortunately for Mr. Sharpe's survival," said WA Police Senior Sergeant Justin Tarasinski in the wake of a shark attack on Friday.
The shark responsible for the attack was a blacktip—a species that can grow up to 6.5 feet in length.
The massive female shark, named Nukumi, weighed more than 3,500 pounds and was more than 17-foot long, experts from research organization OCEARCH recorded.
Wellfleet Lifeguards said the spine had probably been buried under the sand "for quite some time" before it was exposed by Hurricane Teddy.
The new "20/20" special chronicles Paige Winter's recovery after being attacked by a shark in 2019. It follows her through receiving a prosthetic leg, as well as important high school milestones.
The tooth measures around 1.8 inches long and 1.1 inches wide.
The incident happened at a county dubbed the shark attack capital of the world.
The clip shows the man riding on the back of a whale shark, which is an endangered species.
The woman's swimming partner said "many years of New York self-defense classes" helped her wrestle her hand from the animal's mouth.
The shark was later euthanized, as animal control officials found that it was injured.
Phil Mummert was surfing at Bunker Bay in Perth, Australia, when he encountered the shark. He is recovering in the hospital following surgery.
The Maine Department of Marine Resources said a woman was injured while swimming off Bailey Island.
"If you see dolphins, more often than not, there might be sharks in that same area."
Michael Lemire filmed the shark while out fishing with his family and later confirmed that it was a great white shark with the Atlantic White Shark Conservancy.