SPIDERSLife-cycle of the Spider

Parts of a Spider

Differences between Spiders & Insects

Spiders Are Not Insects!Spiders are Arachnids!

Life-Cycle of a SPIDER

1. Spider laying eggs

2. The egg sac

3. The spiderlings

4. The adult spider

Point to the pictures in order of the Life-cycle of the spider.

Remember the Number 8!

Spiders have 8 legs.

Most spiders have 8 eyes (2 rows of 4 eyes).

o o o o

o o o o

Spiders have 2 body

parts. 8 The top of the number 8

represents the cephalothorax or head.

The bottom of the number 8 represents the abdomen or body.

Identify Parts of a SpiderA. LegsB. Pedipalps (sensory

feelers)C. Chelicerae (jaws)D. EyesE. Cephalothorax

(head)F. Abdomen (body)G. Spinnerets

Spiders Come In Many Sizes & Colors

Spiders are characterized by:

1. Two body parts

2. Eight legs

3. Chelicerae or fangs

4. No wings

5. No antennae

Insects are characterized by:

1. Three body parts

2. Six legs

3. Mandibles or jaws

4. Wings

5. Antennae

Differences Between

Spiders (Arachnids) & Insects

External Spider Anatomy(Answers to: External spider anatomy worksheet)

SPIDERS IN ACTION!!JUST FOR FUN!!!

Animation Provided by:

http://www.animation.arthouse.org/spider.html