Reaserch of a spider Spiders are air - breathing athrophods that have eight legs and chilecerea with fangs that ingect venom. They are the largest ordor of archnids and rank seventh in total species diversity among all other groups of organisms. Spiders are found worldwide on every continent for antartica and have become established in nearly every habitat with exception of air and sea colozination.
Posted on: Tue, 16 Jul 2013 17:09:43 +0000
Trending Topics
Recently Viewed Topics
© 2015