The Globe And Mail
The sticklebacks of coastal B.C. are ideal for studying natural selection in action — but now crayfish and crossbreeding are threatening to eliminate evolutionary scientists’ favorite fish.
The Gwich’in people of Canada’s North have depended for centuries on a colorful fish called the Dolly Varden – which is now on the verge of extinction. In a race to save the species, locals and conservationists are combining forces.