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Backswimmer
These bugs swim upside down on or near the surface of the water, with their legs up!
What they look like:
Backswimmers can be recognised by their curved back, a broad 'keel' on the abdomen, large eyes that occupy most of the head, and long, hairy hind legs for swimming.
Size:
Up to 11 mm long.
Where they live:
Backswimmers are found throughout Australia in still and slow-flowing ponds, rice fields, canals and rivers. They spend most of their time in water but can fly from pond to pond.
What they eat:
Backswimmers eat smaller aquatic animals, including bloodworms and aquatic larvae. They are predators (stalking other insects), with sucking mouthparts.
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