E.g. in captivity, zoos, etc. - https://www.researchgate.net/publication/282646208_A_How-To_Guide_for_Designing_Judgment_Bias_Studies_to_Assess_Captive_Animal_Welfare - https://openresearch-repository.anu.edu.au/bitstream/1885/206204/1/Browning%20Thesis%202020.pdf