speciesism first appeared during a protest against animal experimentation in 1970. Philosophers and animal rights advocates state that speciesism plays...

A species (pl.: species) is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can...

Speciesism: The Movie is a 2013 documentary film by American director Mark Devries. It explores the concept and practice of speciesism, the assignment...

now known as the anti-speciesism critique. Waldau writes that this original definition of the term – in effect, human-speciesism – has been extended by...

of a new species of organism and explain how it differs from species that have been previously described or related species. For a species to be considered...

The World Day for the End of Speciesism (WoDES) is an international event aimed at denouncing speciesism, which is discrimination against non-human animals...

An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction...

An invasive species is an introduced species to an environment that becomes overpopulated and harms its new environment. Invasive species adversely affect...

system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which...

International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is...