Innovation

Can Drones and Robots Save the Dolphins?

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Photo Illustration by The Daily Beast / Photos Getty

Researchers are figuring out a less invasive way to study dolphin hormones—a key to understanding human impact on their health.

Human actions have taken a steep toll on whales and dolphins. Some studies estimate that small whale abundance, which includes dolphins, has fallen 87 percent since 1980 and thousands of whales die from rope entanglement annually.

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