Privet: Accurate Identification

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Here be dragons… 🐉 or more accurately, Megaloptera! Commonly known as “Dobsonflies” these formidable freshwater predators transforms into flying adult insects after a lengthy larval stage - 2 to 5 years! You never know what you might find in a healthy mountain stream. Just don’t forget your river shoes! #freshwater #biodiversity #megaloptera | Freshwater Research Centre

Dobsonflies, (larvae are also known as hellgrammites) are insects in the order Megaloptera. They have impressive sexual dimorphism; males have a extremely elongated mandibles, whereas the females do not. I have seen lots of misinformation over the years about these insects. Though they do have a strange appearance (apparently terrifying to some) theyre not harmful whatsoever. In fact, theyre very beneficial predators in aquatic ecosystems. They are what we call an indicator species, meaning that

From Seed to Fruit | Interactive | Everyday Learning | Grades K-2 Science Teaching and Lesson Resources

The Complete Human Life Cycle

Life Cycle of a Butterfly Worksheets (Free Printables)