Females can then rely on throat color in male European green lizards to be an honest signal.

The system is evolutionarily stable as the large showy tails are honest signals.

Biologists use the phrase "honest signals" in a statistical sense.

Thus, hunting is an honest and costly signal of phenotypic quality.

Major depression therefore serves as an honest, or credible, signal of need.

But eavesdroppers may be able to use honest signals for their own advantage.

Practices that, due to their inherent cost, can be relied upon to provide an honest signal regarding the intentions of the agent.

In my opinion it sends an honest and critical, though at the same time, positive and optimistic signal to Turkey.

This evidence supports the idea that bright plumage is an "honest" signal involved in mating.

In fact, they understand that there's a powerful honest signal sent when you don't worry about the tiny expenses.