star_border 10
Documentary
50 minutes
Some run, some fly, and some swim.
Half of all bird species undertake annual migrations, everything from heavy-bodied swans to delicate hummingbirds. Migration is one of the most remarkable phenomena on the planet, hosts of animals of all shapes and sizes demonstrating incredible feats of endurance.
More informationexpand_more
Show crew
keyboard_double_arrow_down
Cast
Show more expand_more
keyboard_double_arrow_down