Team of scientists discovered new species of extinct pygmy sperm whale . Seven million-year-old Nanokogia isthmia bones were found in Panama . Suggest the bone involved in sound generation and echolocation got smaller throughout the whale ’ s evolution . seven million years ago 's larger sperm whales are able to navigate under water with ease .
Team of scientists discovered new species of extinct pygmy sperm whale . Seven million-year-old Nanokogia isthmia bones were found in Panama . Suggest the bone involved in sound generation and echolocation got smaller throughout the whale ’ s evolution . Today 's larger sperm whales are able to navigate under water with ease .