Rodrigues, E. Carvalho, C.S. Salvo, L.M. Bacila, M. <br/><br/>
Urinary excretion of urea acid and ammonia in Pygoscellidae penguins 

<br/><br/><label>Subjects--Topical Terms: </label><br/>PINGUIM<br/>URINA<br/>URÉIA<br/>AMÔNIA