This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!Buzz·Posted on Sep 18, 201415 Wild Facts About Australian Wild#australianwildby Ivan LevantCommunity ContributorLinkFacebookPinterestTwitterMail 1. Tree kangaroos do not sweat 2. The echidna is one of the Earth’s oldest surviving mammals 3. The short-beaked echidna has the largest prefrontal cortex relative to body size of any mammal 4. Each spine on the back of echidna is a single hair which grows into one thick spine 5. Barking Owls scream like hell 6. Possum Gliders can glide up to 50m from tree to tree 7. Australian military waged a war on Emus…and lost! 8. Because of their diet, emus are credited with spreading much of the biodiversity in Australia... 9. Although only the size of a very small mouse, a Feathertail Glider can leap and glide up to 25m 10. The peregrine falcon is the fastest member of animal kingdom with speeds over 320 km/h 11. Giant Pink Slugs live on The Top of A Hidden Mountain 12. Platypuses use electrolocation to detect prey 13. Honey Possums have largest sperm and the smallest babies 14. There are tiny peacock spiders...and they do a tiny peacock spider dance to lure opposite sex View this video on YouTube Peacockspiderman This species of spider is not venomous and poses no threat to humans or animals. 15. Lyre bird can mimic the calls of other birds, as well as chainsaws and camera shutters View this video on YouTube