Which stage of metamrphosis of starts when a caterpillar egg Haches btw this is science

When the egg hatches, a "larva" or "caterpillar" emerges. The caterpillar must eat the leaf upon which the egg has been laid, so it is vital that the mother has chosen to lay her eggs on the right kind of leaf. Monarchs, for example, must lay eggs on plants of the milkweed family.

Explanation:

larva

Explanation:

When the egg hatches, a larva or caterpillar emerges. Caterpillars must grow quickly, so they eat continually. When the caterpillar reaches full size, they form into a chrysalis or pupa. inside, they are undergoing a transformation or metamorphosis. The parts we recognize as a butterfly are beginning to form.