John Maynard Smith was a British theoretical and mathematical evolutionary biologist and geneticist. Originally an aeronautical engineer during the Second World War, he took a second degree in genetic
Maynard Smith in 1997
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 how organisms
John Maynard Smith
…was instrumental in the application of game theory to evolution with George R. Price, and theorised on other problems such as the evolution of sex and signalling theory. John Maynard Smith was born on 6 January 1920 in London, the son of the surgeon Sidney Maynard Smith. Following his father's death in 1928, the family…
By stotting (also called pronking), a springbok (Antidorcas marsupialis) signals honestly to predators that it is young, fit, and not worth chasing.
Eurasian jay, Garrulus glandarius, gives honest signals—loud alarm calls—from its tree perch when it sees a predator.
The yellow-banded poison dart frog, Dendrobates leucomelas, gives an honest signal of its toxicity to warn off predators and reduce the frog's risk of injury.
Male fiddler crab, in the family Ocypodidae, signals with its enlarged fighting claw, but weak regrown claws may be dishonest signals.