in relation to their own kind
11Cannibalism — For non human cannibalism, see Cannibalism (zoology). For other uses, see Cannibal (disambiguation). Cannibalism, Brazil. Engraving by Theodor de Bry for Hans Staden s account of his 1557 captivity …
12Inception of Darwin's theory — The inception of Darwin s theory began with his search to explain contradictions in contemporary theories of organic development as well as religious explanations of the appearance of design in the natural world. His fascination as a young man… …
13Good and evil — In religion, ethics, and philosophy, the phrase, good and evil refers to the location of objects, desires, and behaviors on a two way spectrum, with one direction being morally positive ( good ), and the other morally negative ( evil ). Good is a …
14Anthropology — This article is about the social science. For other uses, see Anthropology (disambiguation). Anthropology Fields Archaeology Biological an …
15Bird vocalization — Bird song redirects here. For other uses, see Birdsong (disambiguation). A male Blackbird (Turdus merula) singing. Bogense havn, Funen, Denmark.   …
16Zoosexuality — is a term used to describe a sexual orientation towards non human animals. It has become more commonly referenced in scientific research literature since Hani Miletski s research into the field in the 1990s. It has become the accepted term to… …
17Friendly fire — For other uses, see Friendly Fire (disambiguation). Blue on blue redirects here. For other uses, see Blue on blue (disambiguation). Friendly fire is inadvertent firing towards one s own or otherwise friendly forces while attempting to engage… …
18Davidian Revolution — Steel engraving and enhancement of the obverse side of the Great Seal of David I, portraying David in the European fashion of the other worldly maintainer of peace and defender of justice. The Davidian Revolution is a term given by many scholars… …
19Dacians — See also: Dacia, Getae, and Thracians Statues of Dacians surmounting the Arch of Constantine[1] (i.e. southern side, left) The Dacians (Latin …
20Monster infighting — is a term popularized by the FPS games in the Doom series and other similar games released in the 1990s. It occurs when two or more of the computer controlled opponents accidentally attack each other and then retaliate, causing a string of back… …
