In warm weather, if the host plant is healthy, an aphid can produce 50 babies in one week, which will mature 1 week later. Also under ideal conditions, one hectare of vegetation can feed 5 million aphids, which could produce 2 tons of honeydew every day. It has been reared in China for 4,000 years. The silk of Nephila spiders is the strongest natural fiber known, and South Sea Islanders use the silk to make bags and fish nets. Comparative studies show that humans have 792 distinct muscles, whereas grasshoppers have 900, and caterpillars may have as many as 4,000 separate muscles.
Some insect orders are always wingless as adults.
Hermaphroditism, where both sexes are functional in the same individual, rarely occurs in insects. The remaining individuals are all males. No true females occur. Click beetles - the pronotum is shaped like the shield of ancient Egyptian soldiers Biting flies were symbols of determination, preserverence, valor, gold medals in the shape of the flies were given to soldiers Grasshoppers, dragonflies and bees were used in jewelry, as a symbol of life on the Nile Praying mantids were a symbol of funerals, and the afterlife Biosatellite II orbited the Earth with gnats, flour beetles and wasps. Springtails and mites have been found at both of the Earth's poles.