Flower stalks on agave grow up to 25 feet tall, towering above every plant in their immediate environment. The reason for this is to make it easy for bats to access and feed on the nectar in agave ...

ANN ARBOR, MIch. -- It's still growing, and growing, and growing. Like the beanstalk from the famous fable, the stalk of an 80-year-old American agave plant at the University of Michigan is so ...