Discovery: Why Orcas Attack Great White Sharks (TT) The fearsome great white shark is a top predator in the oceans. But a new Australian study shows that it is sometimes hunted itself.... Text: Gustav Sjöholm/TT Photo: David Doubilet/AP/TT, Denis Poroy/AP/TT International vithajargreat white sharksAustraliaKiller whale
00:37 Now proven – ray fish and sharks sound Sharks and rays have long been considered "silent" fish - that is, unable to produce sound. Researchers from Sweden and Australia have now shown that... Text: TT Photo: Brian Bransch Price/AP/TT, Philip Christoff International RockorAustraliaSharks
How is the Great Barrier Reef doing? The Great Barrier Reef is larger than Finland, and it is still bursting with life. But climate change poses several kinds of threats to the... Text: Ulrika Eriksson Photo: Matt Curnock, Katerina Katopis, Jordan Robins/Ocean Image Bank, Emma Kennedy International Great Barrier ReefCoralsAustralia
Color explosion as barrier reef multiplies On Tuesday night, researchers found that the corals send sperm and eggs into the Pacific Ocean to multiply. "It's gratifying to see the reef give... Text: TT Photo: Gabiel Guzman/AP/TT International Great Barrier ReefCoralsAustralia