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PRESENTS. Charlotte’s Web. SPIDERS. A Look at Mississippi Spiders And their Webs. Spider Facts. Have two body parts: head and abdomen Have 8 legs and 8 eyes. Spider Silk. Make egg cocoons A thin strand for lowering Thick strand for web support Sticky silk for trapping prey.

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PRESENTS

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Spiders

Charlotte’s Web

SPIDERS

A Look at Mississippi Spiders

And their Webs

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Spider facts
Spider Facts

  • Have two body parts:

    head and abdomen

  • Have 8 legs and 8 eyes

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Spider silk
Spider Silk

  • Make egg cocoons

  • A thin strand for lowering

  • Thick strand for web support

  • Sticky silk for trapping prey

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Spider hunting
Spider Hunting

  • Stalking

  • Ambushing

  • Trapping

  • Biting – venom has digestive juices

    used to dissolve prey so that it can be

    sucked up into mouth

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Black widow
Black Widow

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Black and yellow garden
Black and Yellow Garden

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Carolina wolf
Carolina Wolf

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Crab like spiny orb weaver
Crab-like SpinyOrb Weaver

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Daring jumping
Daring Jumping

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Golden silk
Golden-Silk

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Venusta orchard
Venusta Orchard

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Purse web
Purse-Web

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Brown recluse
Brown Recluse

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PRESENTS

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Why does a spider create a web and how
Why Does a Spider Create a Web, and How?

  • What are Spider Web made of?

  • What are ways that a spider can use its silk?

  • For the creation of a Web (capturing prey)

  • To create an Egg-Sac

  • To serve as a safety net.

  • To find its way back to its home.

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Spider silk1
Spider Silk

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What is spider s silk and the properties of silk
What is Spider’s Silkand the Properties of Silk

  • Made of Proteins

  • Properties

  • 1)Strong

  • 2)Elastic

  • 3)Waterproof

  • 4)Sticky or non-Sticky

  • 5)Hard To See

  • Why are These Properties Important!

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Where does a spider usually build its web
Where does a spider usually build its Web?

  • Any Suggestions?

  • Corners of Buildings

  • Between plants, (stems)

  • Between tree branches

  • HOW DOES THE SPIDER BEGIN?

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How does a spider begin
How Does a Spider Begin?

  • Animation - Starting a Web

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Building a web
Building a Web

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Why does the spider not get caught
Why does the Spider Not Get Caught?

  • Different Types of Silk

  • Sticky or Not

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Let s review
Let’s Review

  • Silk and Properties

  • How not to get caught

  • Line Segment

  • Triangle

  • Spirals

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Orb weaver web
Orb Weaver Web

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Single line web
Single-Line Web

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Triangle web
Triangle Web

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Net thrower web
Net Thrower Web

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Sheet web
Sheet Web

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Questions
Questions?

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Sources
Sources

  • Dr. Gail Stratton, University of

    Mississippi

  • Field Guide to the

    Southeastern States, National

    Audubon Society

  • Field Guide to North American Insects & Spiders,

  • National Audubon Society

  • Anonymous. World Wide Web: Arachnid Web Pages.

  • Alexandra Parsons. 1990. Eyewitness Jr.: Amazing Spiders.

  • J.L. Cloudsley-Thomson. 1973. Spiders and Scorpions.

  • Herbert W. Levi and Lorna R. Levi. Spiders and Their Kin.

  • Louise Martin. Funnel Web Spiders.

  • L.M. Milne. 1995. Field Guide to North American Insects and Spiders.

  • Bill Nye the Science Guy. Animal Locomotion. PBS.

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