Notes and Information
The animals listed here have either died en route to their destination, or died with no single identifiable facility known to me to be able to list as their last known location.
Svanberg, Ingvar. (2010). Walruses (Odobenus rosmarus) in Captivity. Svenska Linnésällskapets Årsskrift 2010, p. 120. Retrieved from ResearchGate.net.