Sucunza, F., Andriolo, A., Dalla Rosa, L. ., Rezende de Castro, F. ., Danilewicz, D. . and Novaes Zerbini, A. . (2022) “Sperm whale, Physeter macrocephalus, harassment by killer whales, Orcinus orca, in the western South Atlantic Ocean”, Latin American Journal of Aquatic Mammals, 17(2), pp. 129-132. doi: 10.5597/lajam00286.