Dot-Tailed Whiteface Dragonfly (IMAGE)

University of Toronto

Dot-Tailed Whiteface Dragonfly

Caption

This is a dot-tailed whiteface dragonfly. Biologists at the University found that the mere presence of a predator causes enough stress to kill a dragonfly, even when the predator cannot actually get at its prey to eat it.

Credit

Shannon J. McCauley

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