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The Insect Orders: Order Thysanura--Silverfish

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      (Describer) Titles: The Bug Chicks, and Solpugid Productions, in association with Texas A and M University. Insects and Human Society.

      (Describer) Wearing protective suits, Kristie and Jessica turn their heads in unison.

      We are on the hunt for one of the most primitive insects on the planet in our very own basement. They outdate the Tyrannosaurus rex by 250 million years, but now they eat the glue on your carpets, the pages of your books, and the fibers of your favorite A&M sweatshirt. They are silverfish. They like damp basements and dark places, and they are most active at night.

      (Describer) Kristie points a flashlight in her face.

      Aah! [Morgantj plays "Cafe Connection"]

      (Describer) Different insects are shown: including a small green one with wings, hundreds of tiny ones swarming a worm, one with transparent wings climbing a tree, a thin green one looking around, two with translucent white wings, and one crawling on a green leaf before flying off. Titles: The Insect Orders.

      (Describer) Order Thysanura . Taxonomy and Morphology.

      The word "Thysanura" comes from the Greek "thysan," meaning fringe, and "ura," meaning tail. This refers to the three caudal filaments at the end of the abdomen. They're commonly known as silverfish because many species have silver scales and move like slippery little fish.

      (Describer) Title: Biodiversity and Distribution.

      There are about 400 species ranging all over the world. A lot of those species live in leaf litter and soil on the forest floor, but some have adapted to living with us. These guys are hard to find when you're looking for them but seem to show up randomly in our bathtubs, sinks, and cupboards. They're one of the only animals capable of producing cellulase. This means they have no trouble eating things made of cellulose, like fibers, carpets, glue and paper.

      (Describer) Outside...

      So the next time you didn't write that essay for class, don't blame it on the dog. Dogs don't eat paper. That's dumb. Blame it on the silverfish. And drop the order name Thysanura in there, and you might even get extra credit.

      (Describer) Title: Metamorphosis.

      Thysanurans go through a type of simple metamorphosis called ametabolous, meaning no change. They molt many times and just get a bit larger throughout their life span. These animals are always, and have always been, wingless.

      (Describer) Title: Human Impact.

      In some cases, people will have lots of silverfish in their house and make a call to a qualified pest specialist to deal with it. For the most part though, these things live around us and with us, and we don't take much notice.

      (Describer) One crawls away. In the basement...

      Thysanurans can be hard to find if you're looking for them. There's no baits or traps really. You can use your Berlese funnel, but we haven't had much success. So I would suggest going to a place with a lot of old books and old carpet. Evans Library, anyone? Dude, can we get out of here? This basement is totally creeping me out. Yes, I would really like to. I think something crawled into my suit.

      (Describer) Jessica turns to Kristie, who's smiling uncomfortably.

      (Describer) Titles: Written and Produced by Kristie Reddick, Jessica Honaker Videographers: Kristie Reddick, Jessica Honaker All photos, video and illustrations copyright Solpugid Productions and The Bug Chicks unless otherwise attributed. Accessibility provided by the US Department of Education.

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      Now Playing As: English with English captions (change)

      The Bug Chicks teach the insect orders as only they can. Produced for Texas A&M University's Department of Entomology, this video explores the biology and mythology of silverfish. Part of "The Insect Orders" series.

      Media Details

      Runtime: 3 minutes 7 seconds

      On a green leaf sits an oval-shaped bug with shiny black wings with a thick white stripe in the middle, a golden yellow head with a black circle in the middle, and thick black antennae.
      The Insect Orders
      Episode 1
      6 minutes 16 seconds
      Grade Level: 7 - 12
      Two women sit across from each other and talk at a picnic table in a forest area with sun-dappled trees and plants.
      The Insect Orders
      Episode 2
      5 minutes 55 seconds
      Grade Level: 7 - 12
      Two women wearing jeans and black jackets squat down on the ground, searching for something amidst rocks and stones, grasses, and other plants.
      The Insect Orders
      Episode 3
      4 minutes 46 seconds
      Grade Level: 7 - 12
      Two women sit on a park bench in front of a mulched area with trees. The blonde-haired woman speaks to us while the brown-haired one looks at her and listens.
      The Insect Orders
      Episode 4
      5 minutes 1 seconds
      Grade Level: 7 - 12
      ASL
      Illustration shows a gray-toned drawing of a silverfish, with a long segmented body, six short legs, two long antennae on its head, and three long bristles forming a tail. A blue star-shaped icon in the corner says, "cellulase."
      The Insect Orders
      Episode 5
      3 minutes 7 seconds
      Grade Level: 7 - 12
      Woman looks at us as she speaks, crouched down outside next to a green bucket full of vegetable and other food scraps.
      The Insect Orders
      Episode 6
      7 minutes 51 seconds
      Grade Level: 7 - 12
      Two women look at us, standing against a forested backdrop surrounded by sunny green plants.
      The Insect Orders
      Episode 7
      9 minutes 46 seconds
      Grade Level: 7 - 12
      Close-up of a brown-and-white segmented insect crawling on human skin. Caption reads: "Lacewing larva biting Kristie's finger."
      The Insect Orders
      Episode 8
      6 minutes 21 seconds
      Grade Level: 7 - 12
      Close-up of a clump of white fur with a black flea right in the middle.
      The Insect Orders
      Episode 9
      8 minutes 32 seconds
      Grade Level: 7 - 12
      View from the inside of a makeshift white-fabric tent, under which two women are sitting on the ground.
      The Insect Orders
      Episode 10
      5 minutes 6 seconds
      Grade Level: 7 - 12
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