BIOA02H3 Lecture 1: Biology Module 3 Lec 1

• School: UTSC
• Department: Biological Sciences
• Course: BIOA02H3
• Professor: Rachel Sturge

Document Summary

Tinbergen"s four questions: causation, development, adaptive function, evolutionary history. Proximate (causation & development): what mechanisms are involved in the development of bright plumage in birds, ho(cid:449) does a(cid:374) aso(cid:272)ial i(cid:374)se(cid:272)t"s ge(cid:374)eti(cid:272)s a(cid:374)d de(cid:448)elop(cid:373)e(cid:374)t affe(cid:272)t (cid:272)aste, ho(cid:449) are a(cid:374)i(cid:373)al"s (cid:374)er(cid:448)ous a(cid:374)d (cid:373)us(cid:272)ular s(cid:455)ste(cid:373)s i(cid:374)tegrated to respo(cid:374)d to aggressio(cid:374) Niko tinbergen: dutch ethologist, founder of (cid:862)e(cid:454)peri(cid:373)e(cid:374)tal(cid:863) ethology (simple, elegant, classic experi(cid:373)e(cid:374)ts(cid:863, ex. Digger wasp experiments: digger wasps respond to the formation of the landmarks and follow the location of landmarks even if they are moved away from its nest, or changed into a different set of objects. Konrad lorenz: founder, coined term (cid:862)etholog(cid:455)(cid:863, discovered and published most of the classical phenomena of ethology, fixed action pattern (fap, releasers. Innate releasing mechanism (irm): when a stimulus evokes a response when the connection between the two is inborn: fa(cid:373)ous for (cid:449)ork o(cid:374) (cid:862)i(cid:373)pri(cid:374)ti(cid:374)g(cid:863) i(cid:374) geese.