@article{

year={2003},

issn={0722-4060},

journal={Polar Biology},

volume={27},
number={1},

doi={10.1007/s00300-003-0563-3},

title={Pressures produced when penguins pooh-calculations on avian defaecation},

url={http://dx.doi.org/10.1007/s00300-003-0563-3},
publisher={Springer-Verlag},

author={Meyer-Rochow, VictorBenno and Gal, Jozsef},
pages={56-58},
language={English}
}