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THE Bronx river is not a New York hood where you’d expect to find a celebrity. But José is no ordinary media animal. He’s a beaver – the first to live in the Big Apple for 200 years – and now you can text him to find out how he’s doing.

The engineers and designers of the Environmental Health Clinic at New York University have deployed buoys in the Bronx and East rivers that show the public what the city’s submerged wildlife is up to. The buoys are equipped with sonar that detects moving animals, and sensors that provide information on water…

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