Oliveira RF, Carneiro LA, Canario AVM, Grober MS. Effects of androgens on social behavior and morphology of alternative reproductive males of the Azorean rock-pool blenny. Horm Behav. 2001;39(2):157-66. doi:10.1006/hbeh.2001.1643

Ros AFH, Canario AVM, Couto E, Zeilstra I, Oliveira RF. Endocrine correlates of intra-specific variation in the mating system of the St. Peter's fish (Sarotherodon galilaeus). Horm Behav. 2003;44(4):365-73.

Ros AFH, Bruintjes R, Santos RS, Canario AVM, Oliveira RF. The role of androgens in the trade-off between territorial and parental behavior in the Azorean rock-pool blenny, Parablennius parvicornis. Horm Behav. 2004;46(4):491-7. doi:10.1016/j.yhbeh.2004.04.007

Oliveira RF, Carneiro LA, Canario AVM. Behavioural endocrinology: no hormonal response in tied fights. Nature. 2005;437(7056):207-8. doi:10.1038/437207a

Oliveira RF, Silva A, Canario AVM. Why do winners keep winning? Androgen mediation of winner but not loser effects in cichlid fish. Proc Biol Sci. 2009;276(1665):2249-56. doi:10.1098/rspb.2009.0132

Laursen DCaroline, Silva PIM, Larsen BK, Höglund E. High oxygen consumption rates and scale loss indicate elevated aggressive behaviour at low rearing density, while elevated brain serotonergic activity suggests chronic stress at high rearing densities in farmed rainbow trout. Physiol Behav. 2013;122:147-54. doi:10.1016/j.physbeh.2013.08.026

Almeida O, Canario AVM, Oliveira RF. Castration affects reproductive but not aggressive behavior in a cichlid fish. Gen Comp Endocrinol. 2014;207:34-40. doi:10.1016/j.ygcen.2014.03.018