Bioengineered obese mouse, Aberdeen, Scotland, 1998
1998
1998
1983
1925
1943
1851-1900
1870-1925
1901-1940
1871-1930
1871-1930
1871-1930
1925-1927
1925-1927
1925-1927
1867
1898
1926
1936
1931-1970
1880-1920
1882-1908
1882-1908
1850-1860
1924-1934
circa 1980
1950-1970
1901-1930
1865-1920
1871-1930
1871-1930
1925-1927
1901-1930
1900-1960
1901-1930
1925-1927
1881-1940
1865-1888
1877
1907
1899
1862
1871-1900
1961
1910-1919
1860
1894