pages matching 'cephalothorax'
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Spiders are eight legged invertebrate animals classified as arachnids. There are over 100 families of spiders, comprised of over 40,000 species.World Spider Catalog: Intro: Counts
Interestingly, other arachnids ...
updated 2010-07-17 22:30:31
Krill is a shrimp-like marine invertebrate animal. These small crustaceans are important organisms of the zooplankton, particularly as food for baleen whales, manta rays, whale shark ...
updated 2012-04-18 18:59:03
The Caridoid Escape Reaction, also known as lobstering or tail-flipping, refers to an innate escape mechanism in marine and freshwater crustaceans such as lobsters, krill, shrimp and crayfish.