INSECT METAMORPHOSIS SIMULATION
▸ Placing eggs on a leaf…
▸ Linking the 4 stages egg→larva→pupa→butterfly
▸ Starting hormones JH & ecdysone
▸ Calibrating speed by temperature
▸ Ready — Online. ✅
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⌂ Living world
Simulation room
Insect metamorphosis
Metamorphosis
Online
JH · ecdysone
Hormones & stage
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Metamorphosis control
JH declines → allows metamorphosis
Stage
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Progress
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Temperature
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Juvenile hormone JH
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Ecdysone
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Metamorphosis type
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Notes
High JH keeps the larval form; JH drops → molts yield a pupa → butterfly. An ecdysone pulse = one molt.
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🔄 Reset
🦋 4 stages
Adjust temperature & scrub the progress in the right column · try “incomplete” & diapause · click a stage for details
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Hormones over time
JH
ecdysone