Analysis shows whales’ coda vocalizations are ‘highly complex’ and remarkably similar to our own Analysis shows whales’ coda vocalizations are ‘highly complex’ and remarkably similar to our own We may appear to have little in common with sperm whales – enormous, ocean-dwelling animals that last shared a common ancestor with humans more than 90 million years ago. But the whales’ vocalized communications are remarkably similar to our own, researchers have discovered. Not only do sperm whale have