Joseph ShavitOct 2, 2022Ancient 'sharks' appeared much earlier than previously thoughtThe first appearance of shark-like ‘jawed fish’ may have happened some 15 million years earlier than previously thought.
Joseph ShavitMar 19, 2022Sharks take naps with their eyes open!It turns out these predators love to grab a nap when there’s nothing going on and some actually sleep with their eyes wide open!