A crash course on the three types of mammal births http://boingboing.net/2017/04/26/a-crash-course-on-the-three-ty.html …pic.twitter.com/D7DxAkWhp1
2:58 AM - 26 Apr 2017
0 replies
3 retweets
5 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.