The mesothorax of the honey-bee.

Honey Bee

The mesothorax of the honey-bee.

The mesothorax of the May beetle.

May Beetle

The mesothorax of the May beetle.

The mesothorax of the monarch. This common butterfly is of a brown color, with black veins and wing borders.

Monarch Butterfly

The mesothorax of the monarch. This common butterfly is of a brown color, with black veins and wing…

The metathorax of the monarch. This common butterfly is of a brown color, with black veins and wing borders.

Monarch Butterfly

The metathorax of the monarch. This common butterfly is of a brown color, with black veins and wing…