Pinheiro, Carlos E. G. (1996). "Palatability and escaping ability in Neotropical butterflies: tests with wild kingbirds (Tyrannus melancholicus, Tyrannidae)". Biological Journal of the Linnean Society. 59 (4): 351–363. doi:10.1111/j.1095-8312.1996.tb01471.x. HTML abstract
Pinheiro, Carlos E. G. (1996). "Palatability and escaping ability in Neotropical butterflies: tests with wild kingbirds (Tyrannus melancholicus, Tyrannidae)". Biological Journal of the Linnean Society. 59 (4): 351–363. doi:10.1111/j.1095-8312.1996.tb01471.x. HTML abstract