@misc{Duck_C._D._Annual_1990, author={Duck, C. D.}, volume={222}, copyright={Rights Reserved - Restricted Access}, address={London}, journal={Journal of Zoology, Lond.}, howpublished={online}, year={1990}, publisher={Wiley-Blackwell}, language={eng}, title={Annual variation in the timing of reproduction in antarctic fur seals, Arctocephalus gazella , at Bird Island, South Georgia}, type={Text}, keywords={Antarctic, Arctocephalus, Arctocephalus gazella, Bird, Bird Island, Fur, Fur seal, Fur seals, Gazella, Georgia, Island, Reproduction, Seal, Seals, South Georgia, Timing, Variation}, }