Nice to Know: A few years ago, scientists from the Max Planck Institute for Ornithology proved that great tits fed on pipistrelle bats in a cave in Hungary. The tiny bats (with a body size of only 4.5 centimeters and a weight of only around five grams) were eaten by the tits during hibernation. "The tits searched for and killed the bats in a targeted and systematic manner. 💩