Eurasian beaver
Eurasian beavers are one of the largest living species of rodents and are the largest rodent native to Eurasia. They weigh around . In Norway, adult males average while females average , while another study found adults from the same country to average . By the average weights known, the Eurasian beaver appears to be the world's second heaviest rodent behind the capybara, but averaging slightly larger and heavier than the North American beaver. While the largest specimen confirmed on record weighed , the Smithsonian has reported that this species can exceptionally exceed . Typically, the head-and-body length is and the tail length is .
Cascade golden-mantled ground squirrel
The Cascade golden-mantled ground squirrel ("Spermophilus saturatus") is a species of rodent in the family Sciuridae, in the order Rodentia. It is the largest species of the three within the subgenus "Callospermophilus." It is found in the Cascade Mountains in the province of British Columbia, Canada and the state of Washington, United States.