Joel Sartore / Photo Ark / Northern tidewater goby (Eucyclogobius newberryi) female looking around, Vandenberg Space Force Base, California, USA. Controlled conditions.
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Joel Sartore / Photo Ark / Northern tidewater goby (Eucyclogobius newberryi) females looking and moving gills, Vandenberg Space Force Base, California, USA. Controlled conditions.