BY: Jennifer Lang Vu-Pap Bio- 3
Arthropod- Background Information
Grasshoppers eats other insects and plants. Grasshoppers live in the fields and meadows because they eat crops most of the time.The predators of the grasshopper include rodents, spiders, birds and frogs. They have a special adaptation of hair on their abdomen and feet with which they use to hear.Grasshoppers have large hind legs to jump, and wings to fly. Grasshoppers are in the Caelifera family.
The crayfish is an aquatic animal that is a bottom feeder and dweller. Crayfish eat worms, insects, plants, larvaes and eggs. They also have predators such as raccoons, opossums, muskrats and snakes. Crayfish have adapted to being nocturnal and hunting at night to avoid predators. Crayfish like to live in freshwater that doesn't freeze over in the winter. Crayfishes are in the Astacoidea family.
The parts of the crayfish are the antenna, cheliped, walking legs, cephalothorax, abdomen, uropod, telson, carapace, and the rostrum.
The parts of a grasshopper are the labrum, palp, trochanter, meta-thorax, prothorax, mesothorax, antenna, labrum, palp, trochanter, tibia, ovipositor, coxa, tympanum, the fore wing, femur, tarsus, claw, pulvillus, tibia, ovipositor, and hind wing
Arthropod Food Web
Body System- Skeletal
The thorax has three pairs of legs' one for hopping and two for walking regularly. The grasshoppers skeleton is an exoskeleton made up of chitin that helps prevent outside from hurting their internal organs.
The crayfish skeleton is also an exoskeleton, and has three body parts; abdomen, head, and thorax. The thorax have four pairs of walking legs. The exoskeleton is up of made up of chitin, lipids, and proteins. The exoskeleton helps prevent outside from hurting their internal organs.
Grasshoppers can make their sounds by rubbing their wings or legs together. They can jump 20 times the length of their body. That would be like a 6' man jumping 120 feet.
Crayfish live on every continent except Africa and Antarctica. You can find them anywhere else in the other continents.
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