Peter and Rosemary Grant
Videos
Peter Raymond Grant and Barbara Rosemary Grant are a British married couple who are evolutionary biologists at Princeton University. Each currently holds the position of emeritus professor. They are k
Dr. Peter Grant measures bill length
Rosemary Grant with hummingbird
Darwin's finches
Videos
Darwin's finches are a group of about 18 species of passerine birds. They are well known for being a classic example of adaptive radiation and for their remarkable diversity in beak form and function.
Peter and Rosemary Grant
…who are evolutionary biologists at Princeton University. Each currently holds the position of emeritus professor. They are known for their work with Darwin's finches on Daphne Major, one of the Galápagos Islands. Since 1973, the Grants have spent six months of every year capturing, tagging, and taking blood samples…
Darwin's finches by Gould
Examples of Darwin's finches, Zoological Museum, Copenhagen