An ambitious project seeks to use artificial intelligence to speak with sperm whales. But is this even possible? What would we say — and would they want to speak with us?

The biologist talks whale reserves in the Caribbean and an international effort to communicate with sperm whales

Plus: The silver-haired bat that sings, the whale that lives in human-like clans, the industry that could breathe life into the Gulf of St. Lawrence, and the new regulations that aim to protect Canada’s most valuable fish

Plus: orca don’t love metal music, orangutans get new home at Toronto Zoo, Dominica protects ‘carbon heroes’ of the sea, and crickets boost acoustic efficiency in surprising ways