The term ‘speciesism’ first appeared in 1970 on a printed pamphlet made by psychologist Richard Ryder for a protest against animal experimentation [1] and refers to discrimination on the grounds of belonging to a certain species. Thus, speciesism includes the assignment of different values, rights, or special consideration to individuals based solely on their species membership. Continuing the analogy to discriminatory practices like racism, sexism, classism, and others, the term was further popularised by philosopher Peter Singer in his 1975 book Animal Liberation [2]. Since then, the term ‘speciesism’ has been usually appropriated with regard to practices of human domination over animals and the exclusion of all nonhuman animals from the ...