Chapter 2.4
This is the class where spiders belong.
arachnids
The kind of silk that spiders use to tie up insects they wish to save for a later meal.
wrapping silk
This spider shapes its web like a funnel.
funnel weaver
This spider lives its entire life underwater.
water spider
They are the largest spiders in the world.
tarantulas
How many legs does a spider have?
8
The special tubelike structure that the spider applies pressure to so it could squirt out long thin streams of liquid silk.
spinnerets
The platform spider blankets a small section of ground with a flat maze of silk to form what is often called a _____________. (hint: two words)
sheet web
This spider creeps to within a firing range of an insect and spits out a pair of strong, sticky threads.
spitting spider
This is the largest tarantula in the world.
Goliath birdeater
What are the two body regions of a spider called?
abdomen and cephalothorax
The kind of silk that is able to support a spider weighing one thousand times as much as its web.
strong, elastic silk
The house spider weaves ____________ in the corners of a house.
cobwebs
It can move across the surface of the water as easily as across a rock.
fishing spider
What is a distinct identifying mark of a black widow spider?
a red, orange or yellow hour glass shape on its black abdomen
The sensitive hairs all over a spider's body used for feeling vibrations is called?
setae
Mother spiders protect their eggs by constructing silk ___________ attached to their body.
pouches
A spider that makes a tiny silk net to catch insects
ogre-faced spider
This spider has a keen eyesight
jumping spider
What is a distinct identifying mark of a brown recluse?
a violin-shaped mark on top of its light brown or tan body
The action of spiders sailing through the air on silk strands.
ballooning
They rely on silk ________________ to keep from falling when they jump from one place to place.
safety lines
A spider that makes a silk-lined trap from a hole in the ground with cover that is hinged by the silk strands.
trap-door spider
In order to breathe, the water spider builds a bell-shaped silk pocket that it fills with air bubbles from the surface. This is called underwater "___________".
house
A medicine that deactivates venom from spiders
antivenin