CABBAGE WHITE BUTTERFLYWOWBug Cabbage White

Butterfly

Kingdom Animalia Animalia

Phylum Arthropoda ”jointed foot”

Arthropoda

Class Insect4 wings3 body parts6 legs2 antennae

Insect

Order HymenopteraHymen = membraneptera = wing

LepidopteraLepid = scaleptera = wing

Pieris rapae

Examples: beetles, butterflies, flies, bees, and ants

Examples: Grasshoppers, lice, crickets

Incomplete MetamorphosisComplete Metamorphosis

CABBAGE WHITE BUTTERFLYHead

Thorax

Abdomen

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: 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

female

forewing

hindwing

b. Legs – [claw-like] enable butterfly to cling to perch - contain hair-like structures, used for tasting

Antennae

Compound Eye

ProboscisAbdomen

Hind Wing

Forewing

Legs

Cabbage White Butterfly

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