Spiders – Preschool Lesson Plan
The word arachnid is a Greek word that means spider, but spiders are not the only creatures classified as arachnids. They share the classification with scorpions, mites and ticks. All arachnids have two body segments and eight legs.
• Difference between an arachnid and an insect – Arachnids have four pairs of segmented legs (eight total), which can grow back if broken. Insects have six legs. Arachnids have two body parts, insects have three. Many insects have antennae and can fly. Spiders have no antennae and no wings.
• Life-cycle of a spider – egg, spiderling (term for young spider), adult spider.
• Where do spiders live? – Everywhere. Some even live in lakes and ponds.
• What do spiders eat? – Insects, but some tropical species are large enough to eat minnows.
|Chart of Spider Facts|
|There are 37,000 known species of spiders in the world. Approximately
3,500 in the U.S. and Canada.
|Spiders lay between 2 and 1,000 eggs.|
|Their skeletons are on the outside of their bodies. This is called an
|The mother wolf spider carries her eggs with her and keeps the young
spiderlings on her back until they are old enough to care for themselves.
|Some spiders live underground and catch insects for food by jumping
out at them.
|Spiders use a sticky silk to make their webs. The silk comes from six
“spinnerets” located on the underside of their abdomen.
|They use the silk as parachutes, as shelter and to catch food.|
|Spiders have as many as 12 eyes.|