A female monarch lays its eggs (1) on a sprouted milkweed plant. The eggs hatch in four to five days producing tiny yellow, black and white banded larvae (caterpillars). These caterpillars (2) will feed solely on milkweed and eat enormous quantities because they are growing fast.
1 A single interior French door with multiple panes of glass typically costs $50 -$200 for a basic model, but can cost $ 200 -$1,000 or more, depending on size and style.
A contractor will charge $1,147 to replace an old 6-foot wide two-panel sliding door with a new one. That includes labor and material. If repair work or additional carpentry is required, the cost will be higher.