Measurement of cognitive bias and cortisol levels to evaluate the effects of space restriction on captive collared peccary (Mammalia, Tayassuidae) - Oliveira, Flávia R. M; Nogueira Filho, Sérgio Luiz Gama; Sousa, Maria B. C; Dias, Carlos Tadeu dos Santos; Mendl, Michael; Nogueira, Selene Siqueira da Cunha (Applied Animal Behaviour Science, 2016)