Alex Hyde / Raft Spider (Dolomedes fimbriatus) female resting on the surface of a moorland pool, photographed with a fisheye lens to show surrounding habitat. Nordtirol, Austrian Alps, June.

Alex Hyde / Raft Spider (Dolomedes fimbriatus) female resting on the surface of a moorland pool, photographed with a fisheye lens to show surrounding habitat. Nordtirol, Austrian Alps, June.

Alex Hyde / Raft Spider (Dolomedes fimbriatus) female resting on the surface of a moorland pool, photographed with a fisheye lens to show surrounding habitat. Nordtirol, Austrian Alps, June.

Alex Hyde / Raft Spider (Dolomedes fimbriatus) juvenile female resting on the surface of a moorland pool. Nordtirol, Austrian Alps, June.

Ammonite / Pair of Red-eyed damselflies (Erythromma najas) in tandem pulled underwater by surface tension whilst laying eggs beneath the surface of a pond, Hickling Broad NWT reserve, Norfolk, England, UK, June.

Thomas Marent / Fishing Spider (Dolomedes sp)walking on water over Common Frog (Rana temporaria) spawn, Switzerland

Marie Read / Wilson's Phalarope (Phalaropus tricolor), female feeding by using surface tension of water to pick up small prey item, probably brine shrimp (Artemia monica), while swimming, Mono Lake, California, US...

Andy Sands / Long Water Measurer (Hydrometra stagnorum) walking on water using surface tension. Captive, UK, July.

Nick Upton / Pond Skater (Gerris lacustris) standing on water at edge of stream. Wiltshire, UK, April.

Ingo Arndt / Pond Skater (Gerris sp) using surface tension to walk on water, a true bug of the Heteroptera suborder, Europe

Kim Taylor / Pond Skater (Gerris lacustris) on the surface of a still pond. Surrey, UK

Kim Taylor / Mosquito (Culiseta / Theobaldia annulata) male imago freshly emerged. UK