Plants can send floral signals to advertise their reward for pollinators. Based on the
presence or absents of such signals, pollinators can determine whether to visit plants. Plants …

Does the handicap principle explain the evolution of dimorphic ornaments? - PMC Back to Top
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Birds sing to advertise for mates and repel rivals, but there is enormous variety in how they
do this. One of the best-studied and most intriguing questions in the field is how song varies …

How and why animals communicate honestly is a key issue in biology. The role of signal
cost is strongly entrenched in the maintenance in honest signalling. The handicap principle …

In many contexts, animals must infer salient information about another individual indirectly
by observing some other characteristic of that individual. In Chapter 1 of this thesis, a model …

The relationship between signal cost and honesty is a controversial and unresolved issue.
The handicap principle assumes that signals must be costly at equilibrium to be honest, and …