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SYDNEY, Australia (AFP) — High-tech shark-spotting drones are patrolling dozens of Australian beaches this summer to quickly identify underwater predators and deliver safety devices to swimmers and surfers faster than traditional lifesavers. As hundreds of people lined up in the early morning sun to take part in a recent ocean swimming race at Bilgola beach north of Sydney, they did so in the knowledge the ocean had been scanned to keep them safe. “I think […]
SYDNEY, Australia (AFP) — Ancient whales had extremely sharp predator teeth similar to lions, Australian scientists said Wednesday in a discovery they believe debunks theories the mammals used their teeth to filter feed like today’s gentle giants. There are two major groups of whales — toothed creatures such as killer whales, and baleen, which filter plankton and small fish from the ocean for food with special bristle-like structures in their mouths. Using 3D scanners, Museums […]
