Bats eat insects, not blood: But the bat's strategy for survival is also correct. There are more than a thousand species of bat, which accounts for a fifth of all mammals, and is second only to rodents.
只吃蟲、不吃血不過，蝙蝠的生存策略也許是正確的，它們種類多達一千種，佔哺乳動物的五分之一強，僅次於老鼠。