BIOL 1902 Lecture 4: Lecture 4
31 Jan 2019
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Must be more models then mimics bad experience = avoid. If has more good experience overall good experience. Most be the same time of year: no protection if different years. Example: american toads (also have toxin in skin glands but not bright color) They puff up to appear larger than they are called bluffing. Plan a: head swells up looking larger than life bluffing. Gather together in big number (100-1000) and when they do this it is called a yard (yarding: form deer yards. How does it create protection: safety in numbers (more there are the more will survive) Gather together in big number called flock (flocking: bird group defence. More eyes = more vigilance two types of flocking (same benefits: single -species flocking, example: wax wings in winter, mixed - species flock, warbler. Depends on the type of the food they are eating.
