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https://en.wikipedia.org/wiki/Earthworm
Earthworms travel underground by the means of waves of muscular contractions which alternately shorten and lengthen the body (peristalsis).The shortened part is anchored to the surrounding soil by tiny clawlike bristles set along its segmented length.In all the body segments except the first, last and clitellum, there is a ring of S-shaped setae embedded in the epidermal pit of each segment ...
https://www.answers.com/Q/How_do_earthworms_support_their_body
Earthworms, like all arthropods, have bilateral symmetry. This means they have symmetry across one plane (known as the sagittal plane, and directly down the centre of their body), which means one ...
http://www.porcellio.scaber.org/Eworms/eworm.htm
Support and movement: Earthworms have a hydrostatic (= fluid) skeleton. They move by squeezing the circular muscles of each segment to make their body extend forward, then they grip the surface with their bristles and contract their longitudinal muscles so their body is pulled up to their anterior (front) end
https://www.answers.com/Q/What_does_a_earthworm_use_for_body_support
Mar 27, 2010 · What does a earthworm use for body support? Unanswered Questions. ... The tail of an earthworm is made of the same stuff as the rest of its body. When an earthworms …
https://quizlet.com/20146978/phylum-annelida-flash-cards/
body plan, support structure that consists of water contained under pressure in a closed cavity clitellum body plan, band of thickened, specialized segments in annelids that secretes a mucus ring into which eggs and sperm are released
https://quizlet.com/61953597/biology-lab-flash-cards/
biology Lab. STUDY. Flashcards. Learn. Write. Spell. Test. PLAY. Match. Gravity. Created by. Heyward_Cart. ... What type of body cavity do earthworms have? coelom. What digestive openings do earthworms have? ... What kind of support system do earthworms have? hydrostatic skeleton. Are earthworms segmented? yes.
http://www.sas.upenn.edu/%7Erlenet/Earthworms.html
1. Segmented Body Earthworms are classified in the phylum Annelida or Annelids. Annelida in Latin means, “little rings.” The body of the earthworm is segmented which looks like many little rings joined or fused together. The earthworm is made of about 100-150 segments. The segmented body parts provide important structural functions.
https://extension.psu.edu/earthworms
Earthworms are invertebrates composed of many segments (Fig. 1). They don't have bones and move by contracting and relaxing the body segments in sequence. They also have little bristlelike organs that help them cling to slippery surfaces. Most earthworms have both male and female organs. Typically, however, they still need a partner to reproduce.
https://navajocodetalkers.org/38-earthworm-facts-for-kids/
Jan 04, 2015 · 2. Earthworms have no ears or eyes. They do have one end of their body that is more sensitive to light than the other. 3. There are well over 6,000 different types of earthworms …
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