Walking Stick, an insect that resembles a twig. There are 2,000 species, most of which are found in the tropics. Some species have leaflike wings and are known as leaf insects. Some tropical species can reach a length of one foot (30 cm). In temperate regions, walking sticks are usually wingless.

The walking stickThe walking stick is an insect that resembles a twig.

The female walking stick lays eggs on the ground. The young, called nymphs, hatch in the spring. They are green but turn brownish or reddish-brown as they mature. Walking sticks feed on tree leaves, grass, and woody plants. The northern walking stick is found from New England south to Florida. It is brownish-green and grows to a length of 3 inches (9 cm). The giant walking stick, which is found in the midwestern and southwestern United States, is reddish-brown and reaches a length of up to 6 inches (15 cm).

The northern walking stick is Diapheromera femorata; the giant, Megaphasma dentricus. Walking sticks belong to the family Phasmidae of the order Phasmatodea.