Vocabulary
Invertebrate with external skeleton, segmented body, and jointed appendages
Arthropod
tiny hairs on a spider's body that are sensitive to vibration
setae
Weaves a sheet web on a small portion of the ground
platform spider
scientist that studies insects
entomologist
what percentage of arthropods make up the insect class
90%
tough material that makes up the external skeleton
Chitin
Tubelike structures that spiders use to make webs
spinnerets
makes a small net that it holds between its legs
ogre-faced spider
arranging things into groups using similarities
classification
Insects have how many body regions
3
transformation in appearance
metamorphosis
help insects to feel, hear, and taste
antennae
sometimes digs a hole in the ground, lines it with silk and waits for the prey to fall in
trap door spider
scientific names use these two names
genus and species
insect resting in a cocoon or chrysalis
pupa
process in which an insect sheds its external skeleton
molting
Hard and thorax combined
cephalothorax
largest spider in the world
tarantula
sailing away on silk strands
ballooning
causes mange or scabies
mite
An animal that is active at night is what kind of animal
nocturnal
Spiders and scorpions use these to breathe
book lungs
spider with a dark violin shaped mark on its body
brown recluse
arachnid with one body section eight scrawny legs and eats plant pests
harvestman
arachnid with a long tail with a poisonous needlelike point on the end
scorpion