BIO SCI 94 Lecture 15: Lecture 15 - 03/07

• School: UC-Irvine
• Department: Biological Sciences
• Course: BIO SCI 94
• Professor: Nancy Burley

Document Summary

Behavior is study of how and why organisms respond to stimuli in their environment. What elicits that behavior in any individual at any time. Ultimate causation: why behavior occurs (function of behavior) Example of using proximate and ultimate causation . They can recognize objects when they are closer to home. For longer distances, they use the tilt of the earth and other mechanisms we don"t have to find their way home. It"s b/c they already have a nice home where they live. They reproduce successfully there so they are stable where they live. Pigeons are the first bird to be domesticated by humans. Most lions starve to death and there is a possibility of their own relatives starving to death therefore, they reduce competition by killing off others. Today"s lecture will focus on ultimate causation. 1) within the environment, the sender sends a message through the environment to the receiver.