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Catherine Johnson, Daniel Goldstein, Carolina Gutierrez, Juanky Sikaffy 11 th IB Biology

Catherine Johnson, Daniel Goldstein, Carolina Gutierrez, Juanky Sikaffy 11 th IB Biology. Interesting Dragonfly facts. http://blogs.chron.com/greenspace/hgimages/dragonfly.jpg. Fact 1:. One prehistoric fossil had a wingspan of 2 1/2 feet. Dragonflies have been around 300 million years. .

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Catherine Johnson, Daniel Goldstein, Carolina Gutierrez, Juanky Sikaffy 11 th IB Biology

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  1. Catherine Johnson, Daniel Goldstein, Carolina Gutierrez, Juanky Sikaffy 11th IB Biology Interesting Dragonfly facts http://blogs.chron.com/greenspace/hgimages/dragonfly.jpg

  2. Fact 1: • One prehistoric fossil had a wingspan of 2 1/2 feet. • Dragonflies have been around 300 million years. • Today, the largest dragonfly is found in Costa Rica. It has a wingspan of 7 1/2 inches. http://images.google.hn/imgres?imgurl=http://www.grahamowengallery.com/fishing/Realistic-dragonfly-large.jpg&imgrefurl=http://

  3. Excellent and strong fliers, they can loop-the-loop, hover, and fly backwards. An Australian variety has been clocked at 36 miles per hour. Fact 2: • Dragonflies can fly like a helicopter, moving in all directions. http://www.wonderfulphotos.com/articles/macro/dragonflies/images/2.jpg

  4. Fact 3: • Dragonfly nymphs (the first stage after hatching) live in the water for about a year.While underwater they eat mosquito nymphs, tiny fish, and pollywogs. • When they have matured to airborne insects, they catch mosquitoes and gnats in mid-air before devouring them. http://www.emse.fr/~yukna/dinosaurs/blue_dragonfly.jpg

  5. Fact 4: • After leaving the water and becoming flying insects, • they only live • for about a • month. • Their natural predators • are birds. • http://www.geocities.com/RainForest/Vines/8983/dragonflies/dragonfly.jpg

  6. Fact 5: Dragonflies are known as beneficial insects because they eat so many harmful insects such as mosquitoes, gnats, ants, termites and even butterflies, spiders and other dragonflies. http://www.fwi.co.uk/blogs/rural-life/dragonfly.jpg

  7. Fact 6: • Among the many names for dragonflies around the world are Old Glassy from China, Water Dipper from England and Big Needle of Wings from the Ancient Celts. http://www.ossweb.com/graphics/500-Dragonfly-04.jpg

  8. Fact 7: • They have two sets of wings. They don’t have to beat their wings in unison like other insects do. • Their front wings can be going up while their backs ones are going down. http://www.birdcrossstitch.com/dragonflies/BlueDasher/P6230083crop.jpg

  9. Kingdom: Animalia Class: Insecta Fact 8: Phylum: Arthropoda Suborder: Epiprocta Order: Odonata Infraorder: Anisoptera http://www.grahamowengallery.com/photography/orange-dragonflies-interacting-2.jpg

  10. Fact 9: • -Dragonfly eyes contain up to • 30,000 individual lenses. • Human eyes only have one. • Sight is the dragonfly's most important sense. • Chevron Cars. Learn-Wondrous World-Animals. August 19, 2008. <http://www.chevroncars.com/learn/wondrous-world/dragonfly-facts>

  11. Fact 10: • Dragonflies do not harm people. • They do not bite and they do not sting. http://www.motherearthnews.com/uploadedImages/articles/issues/2006-08-01/Dragonfly.jpg

  12. There are approximately 450 different species in the United States. Fact 11: • There are approximately 5,000 different species of dragonflies in the world today, on every continent except Antarctica. http://www.birddigiscoping.com/halpen.jpg

  13. Citations of Dragonfly Facts: • http://www.chevroncars.com/learn/wondrous-world/dragonfly-facts • http://greennature.com/article2583.html http://www.rsbs.anu.edu.au/Images/PicOfMonth/07.05.jpg

  14. The End http://forum.myspace.com/index.cfm?fuseaction=messageboard.viewThread&entryID=38154826&categoryID=0&IsSticky=0&groupID=105944947&Mytoken=338EE591-ADCF-479D-AB1531BEC8CDE81049042012

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