Notes on Tasmanian Birds. IV: Dusky Wood-Swallows on migration. V: Similar behaviour in Ravens, Currawongs and Magpies. VI: Seal predation on seabirds .
B.C. Mollison,
Emu
62(2) 112 - 114
Published: 1962
https://doi.org/10.1071/MU962112
© Royal Australian Ornithologists Union 1962