Powered by nectar and a metabolic marvel, migratory hummingbirds travel thousands of kilometres each year, breeding in places like British Columbia before making the journey as far away as Mexico ...

Powered by nectar and a metabolic marvel, migratory hummingbirds travel thousands of kilometres each year, breeding in places ...

For the past eight years, Clark has traveled from ... University of British Columbia, Vancouver) Letting hummingbirds loose in wind tunnels allows researchers to probe the mechanics of flight ...