Follow that stink

 作者:麻者韦     |      日期:2019-03-07 01:12:22
TO MOST people the whiff of sulphur-rich compounds is repulsive. But to some bats, certain sulphurous compounds are so attractive that a number of rainforest flowers produce them so the bats will pollinate them, say researchers in Germany. Otto von Helversen and his colleagues at the University of Erlangen found that flower-visiting bats preferred the smell of dimethyl disulphide to any other odour. The researchers also managed to tempt bats to visit artificial flowers in the Costa Rican rainforest using the scent (Journal of Comparative Physiology A, vol 186,