Bab 2631: Obtain my friendship

"When flying, the bat's heart rate can go up to more than 1000 beats per minute." Zheng Ren replied,"it's usually around 100 to 200 times per minute. By right, bats "lifespans are even shorter than mice 's. It could even be said that these creatures should have gone extinct a long time ago." Zheng Ren suddenly said in a serious tone.

"You're too cruel. If the bats go extinct, I think Christian will go crazy." Su Yun laughed.

"But the lifespan of bats is far beyond my imagination. After studying it carefully, there is not much relevant literature. I found that if it were not for the existence of a fungal infection such as White Nose Syndrome, bats would have ruled the world." Zheng Ren said.

"How can it be so easy to rule the world? We humans don't have a natural enemy, but bats have their own natural enemy. They don't even exist, just like humans, who will play themselves to death sooner or later. "