You can never imagine the cruel knowledge of animals. Let's find out.

The following is the study of animal cold knowledge. Bian Xiao collected and arranged knowledge about animals. 1 Dogs wag their tails to the right to show happiness and to the left to show sadness. Are they all outsiders? Forget it. Can a pig's intelligence play video games? Is this the origin of pig teammates? When people laugh at the cow, it will feel ashamed. When you see a cow, it will feel ashamed. Don't laugh when you see cows in the future, it will affect the quality of milk production. When the bird runs backwards, its legs look like people. Because people's "knees" are backward, this is the case when they move forward normally. A group of "Xiong Haizi" may have different fathers. The strange fingered frog is still a baby, bigger than it grew up. When I was a child, the maximum can grow to the maximum of 1.5. Rabbits eat 80% of their own feces (I didn't expect you to be such a rabbit). The legend of mermaid comes from the fact that sailors have been thinking about the looming manatee they saw at sea, but they have become mermaids (it's time for sailors to see an ophthalmologist). Nine goats rolled as they passed through the dungeon. I guess it's because their legs are too thin to hold. I don't know. Hippos don't have sweat glands, but they have a red secretory gland called "hippo sweat", which can secrete red mucus and protect hippos from the sun. 14 When a fly stands in the corner of a moose, it can feel it. 15 koala smells like cough syrup. So what does this knowledge want to tell us? 16 lions sleep for 20 hours a day. The king of the forest lives happily on weekdays. If you sleep for another two hours, the koala will not be able to sleep. 17 Octopus blood is blue Couyras blood. Octopus: I have three hearts. 18 scientists saw platypus for the first time and tried to pull out its "fake mouth". Platypus: Knowledge limits your imagination. 19 The ears of the incarnation cockroach grow in the middle of the legs, so two avatars can enjoy one earphone. Squirrels recognize each other by kissing. Ten thousand kisses are wrong. How can I explain to my wife when I go home? 2 1 sharks will fall into dizziness after turning over. The question is: Who dares to turn the shark over? The poop of 22 bears is a cube, because they identify their territory by their poop. What do they do when they scroll? Here, I like the local dung beetle. Swift often sleeps during the flight. If you can't sleep, don't you sleep? Sleep mode won't anyone sleep in flight mode?