How Tree Tobacco Overcomes the Extreme Bitterness of Its Nectar
Thursday, July 7, 2016 - 08:31
in Mathematics & Economics
The nectar of tree tobacco (Nicotiana glauca) is composed of a particularly bitter combination of nicotine and anabasine - and yet sunbirds never stop visiting the plant. A new study conducted at the University of Haifa - Oranim Campus points to the reason why: the mixture of chemicals in the nectar affects the sunbird's memory