The female will spawn multiple times with the male before leaving.

Most females spawn about six times during the season.

A single mature female can spawn a population of a million mites in a month or less.

Ripe females will stop and spawn with one or more males of their choice.

But females do not spawn until they are in their 20's, and then only every four years.

The females spawn repeatedly each season, producing from 100 to 900 eggs.

As they age, the females spawn less often, but produce more eggs in each spawning.

The female contains many eggs, up to 235,000, and spawns with several males.

A single female can spawn more than once in her lifetime.

The female will spawn four to six times each season.