Animals·Posted on Mar 14, 201917 Sad Animal Facts That Will Get You Very EmotionalWe're not crying! **You're** crying! 😭by Tina BlechBuzzFeed StaffFacebookPinterestTwitterMailLink 1. Zebras can't sleep unless they're in a group. Getty Images Which means they can't sleep alone! 2. Sloth babies usually survive if they lose their grip on their mom and fall — but sometimes, the mother sloth doesn’t want to go on the ground to pick the baby up because she'd risk being seen by predators! Getty Images So then, yeah, the baby dies. 3. Dik-diks (tiny African antelopes) mark their territory using their tears. Getty Images Honestly same? 4. Otters have favorite rocks that they carry around with them in their underarm pockets. Getty Images I don't care what you say, it's freakin' cute. 5. There's potentially a very lonely whale out in the Pacific Ocean who sings at such a high frequency that no other member of its species can hear it. Getty Images Also same. 6. Mice can sense when other mice are sad. Then they feel sad too. Getty Images Mice empathy! 7. Cows have best friends, and they feel sad when they're not around. Getty Images ^^scientific photo of a cow crew. 8. If you remove the most aggressive males from a baboon troop, the troop will become more peaceful and "learn the value of tolerance, peacemaking and mutual hip-hugging." Getty Images Plz send pointers! 9. Jellyfish don't have hearts. Damocean / Getty Images Or brains! Or bones! 10. And elephants can't jump. Getty Images But you knew that, right? 11. Chimpanzees don't really like to swim because it's hard to keep their heads above water. Getty Images "Their top heavy body composition" is responsible, to which I say: again, same. 12. When one wolf leaves the pack, wolves that are left behind will howl. Getty Images Leaders and "their closest allies" get a longer howl-off, apparently. 13. If a female ferret in heat fails to find a mate, she dies. Getty Images And you thought your dating situation was dire! 14. Red foxes are monogamous and mate for life. Getty Images :') 15. Listening to slow songs like "Everybody Hurts" by R.E.M. can help cows produce more milk. Getty Images It has to do with lowering cow stress, which then affects the production of the hormone oxytocin! 16. Gray squirrels constantly forget where they bury their nuts. Getty Images And then those nuts turn into trees! 17. And finally, baby birds have their own version of "baby talk" that they use until they learn how to sing correctly. Getty Images They learn by listening to adult birds and have to practice a lot! H/t @sadanimalfacts! This post was translated from German.