Jack London 
The call of the wild [EPUB ebook] 

‘The Call of the Wild’ is a novel by Jack London published in 1903. The story is set in the Yukon during the 1890s Klondike Gold Rush—a period in which strong sled dogs were in high demand. The novel’s central character is a dog named Buck, a domesticated dog living at a ranch in the Santa Clara Valley of California as the story opens. Stolen from his home and sold into service as sled dog in Alaska, he reverts to a wild state. Buck is forced to fight in order to dominate other dogs in a harsh climate.  
The author
John Griffith ‘Jack’ London (born John Griffith Chaney, January 12, 1876 – November 22, 1916) was an American author, journalist, and social activist.