veins which are broadly black. Moreover, the butterfly has "two rows of white spots on the outer borders" and "two rows of pale spots of moderately large size across the apex of the fore wings." In males the wings are less broadly bordered with black than in females.
The butterfly egg is about equal in size to the head of a pin and is ovate-conical in shape. The monarch embryo's rate of development depends largely on temperature. During midsummer, when temperatures range between 70?F and 90?F, development occurs rapidly: Under such conditions it may take only three to four days for an egg to hatch.
Monarch larva usually eat their way out of the egg. This process is marked by the appearance of an irregular transverse slit. The caterpillars have a shiny black head and black, fleshy thread-like appendages. Their coloration is banded. These bands are either bright yellow or greenish-yellow, and shiny black. The larvae have a voracious appetite. Upon hatching, they may even consume portions of unhatched eggs. Normally though, the caterpi
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