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Spiders

The characteristics, ecology, anatomy, and taxonomy of spiders.

QuestionAnswer
To which phylum do spiders belong? Phylum Arthropoda
To which class do spiders belong? Class Arachnida
Is the number of identified spider species closest to 20,000; 40,000; or 60,000? 40,000 (There are presently about 42,000 identified spider species).
How many antennae do spiders have? None
What Pennsylvania spider species is very venomous and should be treated with great respect? Southern Black Widow (Latrodectus mactans).
This group of spiders have the best vision in the animal kingdom, making use of eight eyes. Jumping spiders (Family Salticidae).
Created by: dhooper
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