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Olvega, Castilla y Len, Espaa
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Logrono, La Rioja, Spain
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Castille and Leon, Spain
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Lumbreras, La Rioja, Spain
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Hypsibius, or water bear. Stylets near the front are used to penetrate algal and plant cells and detritus. Material provided by Wards (87 W 3308). Dark ground illumination. Image by Sarah Bordenstein and David Patterson.