Term
| Communication (Classical Definitions) |
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Definition
Any Sharing of Information.
“The transmission of a signal from one animal to another such that the sender benefits, on average, from the response of the recipient” – Slater, 1983
“an action on the part of one organism (or cell) that alters the probability pattern of behavior in another organism (or cell) in a fashion adaptive to either one or both of the participants” – Wilson, 1975 |
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Term
| Communication (Our Definition) |
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Definition
| Sender (intentionally) produces signal to convey information to a receiver. |
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Term
| 3 Aspects of Communication |
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Definition
Signal must be perceived by receiver despite attenuation or degradation caused by transmission through the environment
Receiver must discriminate among signal variants and infer meaning as appropriate
Signal transmission depends on sensory modality used |
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Term
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Definition
| “Behavioral, physiological, or morphological characteristics fashioned or maintained by natural selection because they convey information to other organisms.” |
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Term
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Definition
| Positive Sender and Receiver Information |
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Term
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Definition
| Positive Receiver. Negative Sender. |
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Term
| Negative Receiver. Positive sender. |
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Definition
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Term
| Negative receiver. Negative sender. |
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Definition
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Term
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Definition
Handicap: Costly to produce
Index - Signal Production Constrained by physical parameters.
Sender is related to receiver. |
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Term
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Definition
Retaliation costs
Vulnerability costs |
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Term
| Receiver-Independent costs (Definition and 3 parts) |
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Definition
Signaler must be in good condition to produce.
Developmental costs – before signal given
Production costs – while signal given
Maintenance costs – at other times |
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Term
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Definition
Singing consmes energy.
Displays consume energy. |
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