Definitions
Animals with backbones
Vertebrates
Sensitive hairs found on a spider's body that give the spider its sense of touch
Setae
An arachnid with a long tail that has a poisonous needlelike point
Scorpion
Butterflies, moths
Lepidoptera
A spider that weaves cobweb in the corners of a house and destroys tiny household pests
House spider
Animals without backbones
Invertebrates
The method by which young spiders sail through the air on silk strands that carry them away from their place of birth
Ballooning
The smallest arachnids
Mites
Bees, ants, wasps
Hymenoptera
A spider with keen eyesight; pounces on insects
Jumping spider
The name of a plant or animal, consisting of the genus name and the species name
Scientific name
The breathing organ of a spider made up of several thin sheets of tissue filled with blood vessels
Book lung
An arachnid with a round body made up of only one section and eight long legs
Harvestman
Flies, gnats, mosquitoes
Diptera
A spider that lives its entire life underwater in its specially built "house"
Water spider
The process of arranging things into groups according to their similarities
Classification
Tubelike structures in a spider's abdomen that the spider uses to make silk threads
Spinnerets
A poisonous spider recognizable by the dark violin-shaped mark on top of its body and its six eyes grouped in three pairs
Brown recluse
Crickets, grasshoppers, cockroaches
Orthoptera
A spider that spits out a pair of strong, sticky threads to catch an insect
Spitting spider
Invertebrates that have external skeletons, jointed appendages, and segmented bodies
Arthropods
The body region of a spider that is like a head and thorax combined
Cephalothorax
The largest tarantula
Goliath birdeater
All beetles
Coleoptera
A spider that makes a silk-lined trap from a hole in the ground
Trap-door spider