The main signs of a bat infestation are piles of rice grain-sized droppings and dark urine stains. Ammonia smells, scratching and squeaking at night, or bats around your yard are also common signs.

The fear of creepy crawlies has been stoked to frenzied levels with news of the impending arrival of the Joro flying spider, a giant venomous spider that doesn’t really fly so much as float, but, well ...