Thus, during the past decade, the more common route to seed and Series A investing has been an entrepreneurial career, personified by such investors as: Dave McClure, Chris Dixon, Brad Feld and Mark Suster.

FORBES: Pssst...Here's How To Become A Venture Capitalist

To investigate, scientists looked at two common pesticides: neonicotinoids, which are used to control pests on oil seed rape and other crops, and a group of organophosphate chemicals called coumaphos, which are used to kill the Varroa mite, a parasite that attacks the honey bee.

BBC: Neonicotinoid pesticides 'damage brains of bees'