PPT-Pheromones and Scraps of Behavior (FAP, Mating Systems

Imprinting and Aggression Various behaviors controlled by hormones neurohormones andor biogenic amines in insects and the various chemicals used by the insect Mating Migration and dispersal. interomones. that change heart rate and behavior of anxious dogs. W. Garrett Thompson and J. J. McGlone. Dept Animal and Food Sciences, Laboratory of Animal Behavior, Physiology and Welfare, Texas Tech University . 15.2 Courtship behaviour. Learning objectives. Students should understand the following:. Courtship behaviour as a necessary precursor to successful mating. The role of courtship in species recognition.. By Tim Revell. Life Cycle of an Animal. Another one….. Decision?. Honest Signals?. Who gets to choose??. Robert . Trivers. Parental investment . = higher, the more “choosier” . sex. The other hypothesis?. Laksmis Cornejo, Sara Nishikawa, Shannon Oki. Emlen, S.T., Oring, L.W. (1977). Ecology, Sexual Selection, and the Evolution of Mating Systems. Science, 197, 215-223. Hypotheses. Certain ecological . factors determine the degree to which mates can . Sociobiology is any kind of interaction between two or more animals. Usually . intraspecific. Usually represents contests for resources. Agonistic . behavior involves threatening and submissive behavior, often . 15.2 Courtship behaviour. Learning objectives. Students should understand the following:. Courtship behaviour as a necessary precursor to successful mating. The role of courtship in species recognition.. PHEROMONES. They are chemicals produced as messengers that affect the behavior of other individuals of insects or other animals.. They are also called ‘ectoharmones’.. The term pheromones was introduced by Karlson and Butunadt in 1959.. . . Parasitoid. An organism that lives in or on the body of its host, at least during a part of its lifecycle. Kill & consume less than or equal to one victim in order to complete development. Ectotherms. - . Herpetology. http://www.amphibian.com.au/. How does “sexy” and “macho” relate to fitness. ?. Darwin’s contribution…. Types of selection…. Mating systems and sexual selection. Life Cycle of an Animal. Another one….. Decision?. Honest Signals?. Who gets to choose??. Robert . Trivers. Parental investment . = higher, the more “choosier” . sex. The other hypothesis?. Sex Ratio . Evolutionary Psychology. Spring . 2020. Dr Chapman. 1. Context Effects of Men. ’. s Mating Behavior. Men in positions of power. Viewing attractive models. Testosterone levels. The Necessities and Luxuries of Mate Preferences. 1. Departamento de Zoologia e Gen Pheromones are types of chemicals that are released by organisms as a means of communication with organisms of the same species. . Pheromones are species specific & produced by exocrine glands.. that change heart rate and behavior of anxious dogs. W. Garrett Thompson and J. J. McGlone. Dept Animal and Food Sciences, Laboratory of Animal Behavior, Physiology and Welfare, Texas Tech University .