An Introduction to Sexual Selection | Accumulating Glitches | Learn Science at Scitable - Sexual selection honest signal

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Within evolutionary biology, signalling theory is a body of theoretical work examining communication between individuals, both within species and across species. The central question is when organisms with conflicting interests, such as in sexual selection, should be expected to provide honest signals. The handicap principle is a hypothesis originally proposed in by Israeli biologist Amotz Zahavi to explain how evolution may lead to "honest" or reliable signaling between animals which have an obvious motivation to bluff or deceive each other. The handicap principle suggests that reliable signals must be costly to the For example, in the case of sexual selection, the.

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Comments:

By Doum - 11:03
Sexual signals are conspicuous and are typically assumed to be energetically costly, which keeps them honest. A recent study on fireflies has.
By Mazugar - 02:36
Sexual Selection: Signals to Die for. Sexual signals are conspicuous and are typically assumed to be energetically costly, which keeps them honest. A recent.
By Mugis - 15:29
Another question arises, are sexual ornaments honest signals in sexual selection​, or can males cheat females by the exaggerating their.
By Juzil - 00:11
There are two major explanations for such 'honest' signalling, particularly handicap principle, honest signalling, indices, sexual selection.
By Ararr - 10:34
A brief introduction to the idea of sexual selection. risky; if the signal is easy to fake, it isn't an honest indicator of good health or good genes.

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