超越自然的生物速度极限

Exceeding nature’s biological speed limits Rapid cell wall relaxation initiates the snap of the Venus flytrap Jacques Dumais1 Plants and animals interact in countless ways, but in most cases the plant appears to be a passive participant in the interaction, its contribution seemingly reduced to offering chemical rewards or deterrents or providing visual and volatile cues, such as flowers (1). However, a small subset of plant-animal interactions is of an entirely different nature. In these cases, plants take charge, tricking animals with active mechanisms of their own, often achieving speeds that exceed those of their animal counterparts. …