This family of insects is famous for its chirping sounds.

Cicada

This family of insects is famous for its chirping sounds.

Cicadas are probably best known by the shrillsound made by the males.

Cicada

Cicadas are probably best known by the shrillsound made by the males.

The scale bugs, or bark lice, are very injurious to trees: some of them are among the worst pests of the fruit grower. These scale are on Osage Orange.

Scale

The scale bugs, or bark lice, are very injurious to trees: some of them are among the worst pests of…