Aquarius najas

Aquarius najas, also known as the river skater, is a species of aquatic bug. It was formerly known as Gerris najas, but the subgenus Aquarius was elevated to generic rank in 1990 on the basis of phylogenetic analysis. ==Habitat== This species usually lives in the stony margins of rivers. ==Behaviour== Aquarius najas spends the winter as adults. In...
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