Insects
While there are a million different types of insects, all have a hard exoskeleton which is segmented into three parts. In fact the word "insect" is derived from the Latin meaning segmented. See more »
what's inside: insects and arachnids
Insects and arachnids are the most popular wild animal on Earth. Read our collection of articles discussing all sorts of ants, bugs, butterflies, spiders and just about every other type of insect and arachnid.
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Arachnids
Arachnids have four pairs of jointed legs, two body sections and simple eyes. Arachnids are aggressive predators and include spiders, scorpions, mites and ticks. See more »
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featured articles
How do bedbugs work?
With DDT on the no-no list and international travel more common than ever, the little parasites known as bedbugs are showing up in record numbers across the country.
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videos: insects & arachnids
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4 Stages of a Ladybug's Life
You probably couldn't draw a mole cricket if someone asked you to, but you almost certainly could depict a ladybug. Or maybe you don't know as much as you think you do about this backyard beetle.
How Wasps Work
Despite the fact you'll never find anything called "wasp honey," wasps perform a vital service by helping to pollinate the world's plant life -- and eliminate various six- and eight-legged pests.
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