String art projects are popping up across the Internet, and Sarah Maidl of Crafts Direct has some do-it-yourself tips for personalizing your own piece. "It's kind of fun and you can create any design, ...
The Barbados bullfinch and Carib grackle can pass the popular animal cognition test of string-pulling, but this ability may be unrelated to performance on six other cognitive tests, according a study.
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