EEB386H1 Lecture : Lecture 1.pdf

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Pectoral girdle: giant sternum with a big keel. Migrating bar- headed geese flies at 30,000 feet over the himalayas (where humans can barely function) Bird brain refers to low intelligence . Song learning, food storage (spatial memory) Oviparous no bird species has evolved live birth. Most females only have 1 functional ovary, compared to 2. Paying with feathers for a wife) pet- keeping, commercial market. War time: carrier pigeons carry messages from front line to military bases. Avian flu: h5n1 has crossed- over and caused mortality not very transmissible, but if mutated, can become very virulent. Scavengers: feed on dead animals and plant materials: ex. Insectivores: have fine beaks that allows them to feed efficiently on small prey insect control: ex. Piscivores: carnivorous for fish excretes a lot of phosphate: ex. puffin. Study questions have traditionally classified into their own taxonomic class. Discuss with examples: the respiratory anatomy and physiology of birds is very special.

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