Ostriches are one of the strangest birds we've ever talked about. They are the world's biggest bird and toughest survivor. They nest together, have radiators for necks, and can drink saltwater. Photos and more are at our site. Primary Sources: "Strangest Bird Alive". 2016. National Geographic. Documentary. Schou, M.F., Bonato, M., Engelbrecht, A. et al. Extreme temperatures compromise male and female fertility in a large desert bird. Nat Commun 12, 666 (2021). https://doi.org/10.1038/s41467-021-20937-7 Knut Schmidt-Nielsen, John Kanwisher, Robert C. Lasiewski, Jerome E. Cohn, William L. Bretz, Temperature Regulation and Respiration in the Ostrich, The Condor, Volume 71, Issue 4, 1 October 1969, Pages 341–352, https://doi.org/10.2307/1365733 Contact Website Facebook Twitter [email protected]