Ch10 Adapting to the Environment

Question 1

Signal degradation

Answer 1

as a signal travels in the environment they are degraded ie. sound and vibration traveling from its source loses energy

Question 2

Sensory Plasticity

Answer 2

Individuals may invest more in senses that are of a greater value based on environmental conditions and less in senses that are less benefical

Question 3

Coping with Noise

Answer 3

Filter it out
•Time signaling to avoid noise (sing when environmental noise stops)
•Change signal to increase conspicuousness (alter frequency to avoid noise - bats)
•Increase redundancy to increase the likelihood of detection (sing more)