A tadpole of the Japanese tree frog Dryophytes leopardus whose orange tail was damaged by a predator attack (left), a dragonfly nymph of Anax nigrofasciatus, the predator that induces the orange tail ...

A tadpole of the Japanese tree frog Dryophytes leopardus whose orange tail was damaged by a predator attack (left), a dragonfly nymph of Anax nigrofasciatus, the predator that induces the orange tail ...

However, dragonflies are nymphs for most of their lives. Some species live as nymphs for up to two years, though this may be less depending on weather and light conditions. Dragonfly nymphs are ...

This month we have our questions answered by Jeff Fischer, president of the Minnesota Dragonfly Society. Jeff is also a University of Minnesota Extension Service Master Naturalist, a Wisconsin Master ...

Subscribe to our newsletter for the latest sci-tech news updates. Previous studies have shown that the presence of predators such as dragonfly nymphs can induce tadpoles to develop bright orange tail ...