The unknown spider species we are driving to extinction today [ might save your life if it survives ]( http://www.theguardian.com/environment/2014/aug/01/spiders-conservation-importance-agriculture ) . And wiping them out could make us starve.
Ссылка: https://stallman.org/archives/2014-may-aug.html#02_August_2014_%28Unknown_spider_species%29