🦋Complete metamorphosisegg → larva → pupa → adult (butterflies, beetles, bees)

🦗Incomplete metamorphosisegg → nymph → adult (grasshoppers, dragonflies)

🐸Amphibian metamorphosistadpoles with gills become frogs with lungs

🐣Direct growthyoung look like small adults (birds, mammals, reptiles)

🐢Lifespanmayfly: 1 day · Greenland shark: 270+ years

🔁The cycleadults reproduce and it starts again