Ethology also the discontinuance of undesirable behaviours. The term "ethology" derives from the Greek language: ἦθος, "ethos" meaning "character" and , "-logia" meaning "the study of". The term was first popularized by American myrmecologist (a person who studies ants) William Morton Wheeler in 1902. Because ethology is considered a topic of biology, ethologists have been concerned particularly with the evolution of behaviour and its understanding in terms of natural selection. In one sense, the first modern ethologist was Charles Darwin, whose 1872 book "The Expression of the Emotions in Man and Animals" influenced many ethologists. He pursued his interest in behaviour
The Sacrament of the Body and Blood of Christ—Against the Fanatics the Sacrament of the Altar with the correct one. Zwingli wrote that he was not placing reason over the Scriptures, but instead properly distinguishing between the human and divine natures of Christ. Since Christ's human nature could not participate in the omnipresent attribute of the divine nature, his body and blood could not be truly present in the bread and wine. Luther's characterization of him as placing reason over Scripture was therefore a straw-man argument. Luther's custom of referring to those who opposed him in non-Christian terms in "The Sacrament of the Body and Blood of Christ" sounds unusual to