Andy Sands / Long Water Measurer (Hydrometra stagnorum) drinking by piercing surface tension with mouthparts. Captive, UK, July.
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Nick Upton / Common / Long Water Measurer (Hydrometra stagnorum) walking on stream surface, with reflections, Wiltshire, UK, April.
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Wild Wonders of Europe / Radisics / Two Water measurers (Hydrometra lacustris) Lake Skadar, Lake Skadar National Park, Montenegro, May 2008
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Nick Upton / Two male Common pond skaters / Water striders (Gerris lacustris) compete to mate with a female on the surface of a garden pond, Wiltshire, UK, May.
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Andy Sands / Long Water Measurer (Hydrometra stagnorum) male attempting to mate with female. Hertfordshire, England, UK.
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Andy Sands / Long Water Measurer (Hydrometra stagnorum) walking on water using surface tension. Captive, UK, July.
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John Abbott / Broad-shouldered water striders (Rhagovelia sp) on water surface, Little Bee Creek, Texas, USA, October
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Nick Upton / Common / Long Water Measurer (Hydrometra stagnorum) on water surface, with Springtail prey impaled on its sucking rostrum. Wiltshire, UK, April.
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Wild Wonders of Europe / Radisics / Water measurer (Hydrometra lacustris) Lake Skadar, Lake Skadar National Park, Montenegro, May 2008
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Andy Sands / Long Water measurer (Hydrometra stagnorum) Walking on water surface, Wales, UK
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Nature Production / Water Striders {Gerris paludum paludum} hatching, Japan
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Simon Colmer / Long Water measurer (Hydrometra stagnorum)Dorset, UK