Backswimmers?

Backswimmers?

Observation - Backswimmers?. Description: I'm really not confident about saying these are backswimmers. I've never seen anything quite like this, with two of them on a twig, clear of the water. After a while, first the lower one dropped back into the water, then the upper one.

I'm really not confident about saying these are backswimmers. I've never seen anything quite like this, with two of them on a twig, clear of the water. After a while, first the lower one dropped back into the water, then the upper one.