The first scientific study was initiated in 1886 by Glasgow surgeon Thomas Barr. (discovermagazine.com)
«Our research is the first scientific study of the YES! (sciencedaily.com)
And the Life Magazine carried an article by George Schaller, who was an eminent scientist of WCS who had done the first scientific study of tigers in 1964, and he wrote a three - page article but with some spectacular pictures of tigers. (scientificamerican.com)