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    14-03-20 Researchers from the Santa Fe Institute and the Smithsonian Institution have pieced together a highly detailed picture of feeding relationships among 700 mammal, bird, reptile, fish, insect, and plant species from a 48 million year old lake and fore...

  • 昆虫拍动翅膀产生电荷易被蛛网吸引

    13-07-05 Flapping insects build up an electrical charge that may make them more easily snared by spider webs, according to a new study by University of California, Berkeley, biologists. The positive charge on an insect such as a bee or fly attracts the web,...

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