
Eastern Dobsonfly
Uncover the dazzling insect that flits through North America's streams!

The Basics
Scientific Name
Corydalus cornutus
Conservation Status
Not evaluated
Location
North America
Average size
4 to 6 inches wingspan
diet
Aquatic insects and small fish
lifespan
3 to 14 days as adults
Let’s Explore
Overview
The Eastern Dobsonfly is a striking insect found in North America. With a wingspan ranging from 10 to 15 centimeters (4 to 6 inches), these insects look like they belong in a fantasy film rather than your backyard!
These bugs have large, colorful wings and long antennae, making them quite attractive. Their bodies may vary in color from brown to yellow, and their wings often feature beautiful patterns, dazzling any curious observer.
Eastern Dobsonflies love to chow down on aquatic insects and small fish, making them quite the picky eaters! Their diet helps keep waterways healthy, as they contribute to the balance of aquatic ecosystems.
One of the coolest facts about Eastern Dobsonflies is their short adult lifespan. They usually live for only 3 to 14 days as adults. That's right, their time to shine is brief, but they certainly make it count with their impressive looks!
Before they take on the adult form, they spend time in the water as larvae. These larvae can live for several months, lurking in streams and rivers, cunningly waiting for their chance to transform.
With such a short time as adults, Eastern Dobsonflies must find a mate quickly and lay eggs to continue the cycle of life. Their fleeting presence is a reminder of the wonders in nature, even for just a little while!
Where can you find a Eastern Dobsonfly in the wild?
What does a Eastern Dobsonfly eat?
How big can a Eastern Dobsonfly grow?
How long does a Eastern Dobsonfly typically live?
What is the conservation status of the Eastern Dobsonfly?
What are the main threats to the Eastern Dobsonfly?
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