What is the top 3 facts about caddis flies?

Caddisflies are aquatic insects known for their unique larval cases, which they construct using materials like twigs, stones, and plant fibers, providing camouflage and protection. They undergo a complete metamorphosis, transitioning from egg to larva to pupa before emerging as adults, typically resembling moths. Additionally, caddisflies play a crucial role in freshwater ecosystems as both decomposers and a food source for fish and other wildlife.