A school of Danio in the respirometer.jpg (IMAGE)

Harvard University, Department of Organismic and Evolutionary Biology

A school of Danio in the respirometer.jpg

Caption

A school of giant danio (Devario aequipinnatus) swimming in the ‘water treadmill’ ­– swim-tunnel respirometer – for the measurements of the whole-animal metabolic rate while the water velocity is regulated.

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Credit Yangfan Zhang

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