Megabat long, thus smaller than some microbats, for example, the Mauritian tomb bat. The largest attain a wingspan of , and weigh as much as . Most fruit bats have large eyes, allowing them to orient themselves visually in twilight and inside caves and forests. Their sense of smell is excellent. In contrast to the microbats, the fruit bats do not use echolocation (with one exception, the Egyptian fruit bat "Rousettus egyptiacus", which uses high-pitched tongue clicks to navigate in caves). Megabats make up the only family (Pteropodidae) in order Chiroptera that is not capable of laryngeal echolocation. Echolocation and flight
Vampire Bats (film) Vampire Bats (film) Vampire Bats is a 2005 adventure-horror film directed by Eric Bross and starring Lucy Lawless. The film is a sequel to the 2005 film "Locusts". In a Louisiana city, near a bayou, a plague of genetically mutated bats begins to kill the people, then Dr. Maddy Rierdon and her students from colleges work together to kill the bats before the whole city is destroyed. The film begins with an abandoned house, inhabited by a group of vampire bats, which seem to be mutations of the local population. Later, in the forests nearby, people begin to find many