Mallory , M. L., K. Woo, A. J. Gaston, W. E. Davies, and P. Mineau. “Walrus (Odobenus Rosmarus) Predation on Adult Thick-Billed Murres (Uria Lomvia) at Coats Island, Nunavut, Canada”. Polar Research, vol. 23, no. 1, June 2004, pp. 111-4, doi:10.3402/polar.v23i1.6270.