The Poecilotheria metallica is a species of tarantula that reflects a metallic blue color. It is just one of many tarantulas for sale in Ken "The Bug Guy" MacNeil's pet store. Price: $200. Kenthebugguy.com hide caption

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The body parts of black bears are harvested all around the world, for use in Asian cooking and medicine. A new rule in New York aims to more closely monitor hunters who trade in body parts. Karen Bleier/AFP/Getty Images hide caption

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Over the course of filming, Oscar (pictured above) learned how to use rudimentary tools and how to get along with the other members of his clan. Disney hide caption

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No, that's not beef — it's horse meat, at a butcher shop in France. Horse remains a popular food in many countries, but often makes Americans squeamish. Christophe Simon/AFP/Getty Images hide caption

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The arrival of African elephants at a Tucson zoo prompted a call for the zoo's fans to contribute leafy snacks. This file photo shows African elephants at the Pittsburgh Zoo & PPG Aquarium in 2011. Gene J. Puskar/AP hide caption

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Researchers studied baboons, including this one, and found that with training, they could distinguish real four-letter English words from four letters that weren't a word. Joel Fagot/Science/AAAS hide caption

itoggle caption Joel Fagot/Science/AAAS

The FDA's latest effort to end the use of antibiotics as growth promoters in animals is getting mixed reviews from activists. Rob Carr/AP hide caption

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