Peter R. Grant Quotes & Sayings
17 most famous Peter R. Grant quotes and sayings (scientist). These are the first 10 quotes we have.
“Males transmit signals in courtship through behavioral displays.”
“Plumage features constitute a major component of courtship signals.”
“Thus the genetic basis to the origin of bird species is to be sought in the inheritance of adult traits that are subject to natural and sexual selection.”
“Closely related species of birds are also chromosomally similar.”
“The process of speciation is completed with the cessation of genetic exchange.”
“The theory of founder effects does not explain how novel features like plumage traits arise.”
“We observe closely related species in sympatry and infer how they evolved from a common ancestor.”
“Almost nothing is known from hybridization studies about the inheritance of courtship behavior of females, or of their responsiveness to particular male signals.”
“To summarize, the particular song a male sings, and the behavioral responses of females to song and morphological signals, are not genetically inherited in a fixed manner but are determined by learning early in life.”
“Islands are known to differ in the food supply available to ground finches, mainly seeds.”
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