About of all mammal species are bats. The world’s lightest mammal is the bumblebee bat. Bats can consume insects in one night. The world's largest bat, the Rodriguez fruit bat, has a wingspan of up to 6 ft.
Lesser long-nosed bat (Leptonycteris yerbabuenae) pollinating a cardon cactus (Pachycereus pringlei) in NW Mexico. This is the world's largest cactus, up to 50 feet tall, and it is highly dependent on bats, both for pollination and seed dispersal.