Cabbage White Butterfly Pieris rapae WOWBug Cabbage White Butterfly Kingdom Animalia Phylum Arthropoda ”jointed foot” Arthropoda Class Insect 4 wings 3 body parts 6 legs 2 antennae Order Hymenoptera Hymen = membrane ptera = wing Lepidoptera Lepid = scale

Examples: beetles, butterflies, flies, bees, and ants Examples: Grasshoppers, lice, crickets Incomplete Metamorphosis Complete Metamorphosis

Cabbage White Butterfly Head Head Region a. Compound Eyes- perceive single image, - able to see visible spectrum of light b. Antennae- covered with small pits used for smelling - allow butterfly to locate food by scent c. Proboscis-[mouth] coiled tube that elongates to obtain water and nutrients Thorax Abdomen

Thorax: 4 wings, 6 jointed legs a. Wings – contain scales full of pigment, provide color - scales “dust” that easily detaches to escape predators - used to determine sex: females have two spots males have one spot male forewing hindwing female b. Legs – [claw-like] enable butterfly to cling to perch - contain hair-like structures, used for tasting

Cabbage White Butterfly Forewing Antennae Hind Wing Compound Eye Proboscis Abdomen Legs

Abdomen: consists of 10 segments, houses most organs of circulatory, respiratory, reproductive system a. Spiracles- tiny holes located on side of abdomen used for exchanging oxygen and carbon dioxide [6-7 pairs] b. Heart- muscular tube extends length of abdomen dorsally, pumps blood toward head *open circulatory system- all internal organs bathed in blood *Females abdomen larger to house eggs