An endangered shark species has shown signs of 'virgin birth'. Italian researchers have discovered that female dusky smooth-hound have given birth - without the involvement...
Text: TT/Nyhetsbyrån
Photo: Julia Nikhinson/AP/TT
Sharks are found in all oceans on the globe and belong to one of the oldest animals. As a species, it has been traced back 420 million years. They thus survived the asteroid that killed the dinosaurs.
There are small sharks that are only about 20 centimeters long up to giants such as whale sharks that can grow up to 18 meters. Most are peaceful. Only four of the world’s 400 shark species are known to have attacked humans.
Every year at least 100 million sharks are killed in the shark fin fishery.
Under the theme: Sharks, we have collected all the reports we made where sharks are included.