The biologists sit in streamside counting towers, study sonar, watch from aeroplanes, and talk to fishermen.

生物学家们会待在河边的计数塔中，研究声纳，从飞机上完成观察活动，以及与渔夫交谈。

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Go Off the Grid with a three-night stay for up to six in a one-bedroom condo at the Aspen at Streamside.

BBC: Daily deal: Three nights in Vail, Colorado

Soak up the freestyle vibe of Vail on this week's escape to the Aspen at Streamside, a getaway that you don't have to do back flips to afford.

BBC: Daily deal: Three nights in Vail, Colorado