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Exoskeleton

a skeleton on the outside of the body. Arthropods produce a tough external covering called an exoskeleton.


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What is this animal/insect?

... hard to see.. Was that "insect" still moving? Did it move away after you took that picture? If not, it might look like the cast, old exoskeleton of some insect with indirect metamorphosis, perhaps a large cicada?

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by SteveYst
Wed Oct 03, 2012 1:49 pm
 
Forum: Zoology Discussion
Topic: What is this animal/insect?
Replies: 6
Views: 4152

Re: Experimental evidence for evolution

... be predicted, nor, and I think this is were I diverged with Conway-Morris, be dubbed as insignificant. For example the fact that insects have exoskeleton rather than endoskeleton will forever bring massive constraints as to the size/shape that they will be able to reach because of simple mechanical ...

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by canalon
Fri Jun 25, 2010 3:43 pm
 
Forum: Evolution
Topic: Experimental evidence for evolution
Replies: 103
Views: 176300

Coral and Scyphzoans

Coral reefs, atolls, and islands resultant of the buildup of coral: 1 polyps, 2medusae,3 exoskeleton,4 wastes What one of these causes? :? I think its wastes am i right..? Which statement is true for scyphozoan medusae? A.They are the dominant body form (I think it's ...

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by purplec16
Tue Feb 02, 2010 1:47 am
 
Forum: Zoology Discussion
Topic: Coral and Scyphzoans
Replies: 1
Views: 2929

Chitinous

... I remembered it wrong: The muscle attachment inside the skeleton is indeed more efficient than the human way of attaching outside. But because the exoskeleton is much heavier than an internal one, its weigth increases proportionally: the bigger the arthropod, even heavier the exoskeleton - and ...

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by biohazard
Thu Oct 22, 2009 7:48 am
 
Forum: Zoology Discussion
Topic: Chitinous
Replies: 6
Views: 5102

Re:

BTW do you, someone, know, how these animals work, when are they changing? I mean, the exoskeleton is their only support, right? So if they take it off and wait untill new is formed, how can they move or anything? Afaik this depends on the animal in question. Some ...

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by biohazard
Thu Oct 15, 2009 6:43 am
 
Forum: Zoology Discussion
Topic: Chitinous
Replies: 6
Views: 5102
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