LIFESCI 2D03 Lecture Notes - Lecture 17: Wags, Meadow, Songbird
Document Summary
Communication occurs when a specialized signal from one individual influences the behaviour of. Communication process in which a specialized signal produced by one individual affects the behaviour of another individual. Signal an evolved trait that is selected for its effect on the behaviour of a receiver: signals differ from cues (consistent aspects of the environment that can guide behaviour in a way that enhances fitness) Honeybees live in colonies workers leave the hive in search of food. Use visual and chemosensory systems to find nectar and pollen. Examined the flight paths of recruits that viewed the waggle dance from a hive placed in a large, flat, mowed field. Only food available was at a feeding station 200 m e from the hive and had a sucrose solution. Bees were marked with small numbered tags on their backs. Alarm calls a unique vocalization produced by social animals when a predator is nearby.