Alfred Russel Wallace
me lewa gais rahaa.
Alfred Russel Wallace (8 January 1823 – 7 November 1913) ek British naturalist, explorer, biologist aur social activist rahaa. Uske jaada kar ke theory of natural selection ke suruu kare khatir jaana jaawe hae. Iske 1858 me, Charles Darwin ke idea ke saathe, publish karaa gais rahaa.
Wallace, natural history ke baare me dher khoj karis rahaa. Pahile uu Amazon River basin gais, Henry Walter Bates ke saathe, aur baad me Malaya aur Indonesia. Uu ii duuno trip ke baare me book bhi likhis rahaa. Indonesia me uu Wallace Line draw karis, jon ki Indonesia ke dui hissa me baatis, ek taraf uu Australasia ke janwar aur duusra taraf Asia ke janwar.