|Female smooth newt Lissotriton vulgaris|
|Pond skater Gerris lacustris. The dimples in the water's surface are clearly visible - also note that this specimen is fully winged; spring dispersal flights are an important part of this species' life history.|
|Late-instar nymph of the Large Red Damselfly Pyrrhosoma nymphula. The partly darkened caudal lamellae at the tip of the abdomen can be seen, plus the bulges and central indent at the back of the head - these features are useful for identification.|
|Late-instar nymph of the Large Red Damselfly Pyrrhosoma nymphula. The large eyes, useful for locating prey, are shown - the jawed 'mask' is retracted beneath the front of the head.|
Guthrie, M. (1989). Animals of the Surface Film. Richmond, Slough.