The Platypus - a venomous, egg-laying mammal. In 1799, scientists deemed it to be a fake animal of various sewn-together parts while studying a preserved body. https://t.co/b5z33Fmtpm https://video.twimg.com/ext_tw_video/1831074899084918784/pu/vid/avc1/720x720/wgA2NjF6Mb565cmx.mp4?tag=12