ms large bull moose standing on cottonwood grove / tetons, wyoming, united states - 棉白楊 個影片檔及 b 捲影像00:22
a mesmerizing view unfolds as the vehicle ascends guardsman pass, revealing the stunning vista of little cottonwood canyon before descending into park city's embrace. - 棉白楊 個影片檔及 b 捲影像00:12
the scenery captivates as the vehicle traverses guardsman pass, unveiling the majestic panorama of little cottonwood canyon before descending into the allure of park city. - 棉白楊 個影片檔及 b 捲影像00:20
from the moving vehicle, the view atop guardsman pass mesmerizes with the breathtaking expanse of little cottonwood canyon before descending into the welcoming sights of park city. - 棉白楊 個影片檔及 b 捲影像00:22
ms low angle, cottonwood tree full of fluffy seed heads, dispersing on the wind, usa - 棉白楊 個影片檔及 b 捲影像00:05毛茸茸的
seed dispersal (2nd edition) - part 3 of 18. considers various means by which seeds are disseminated; how they anchor themselves to the ground to facilitate germination; and how they protect themselves. demonstrates the dispersal of seed plants by wind, t - 棉白楊 個影片檔及 b 捲影像00:29
seed dispersal (2nd edition) - part 2 of 18. considers various means by which seeds are disseminated; how they anchor themselves to the ground to facilitate germination; and how they protect themselves. demonstrates the dispersal of seed plants by wind, t - 棉白楊 個影片檔及 b 捲影像00:36
northwestern states (2nd edition) - part 3 of 19. represents the northwestern states as the "breadbasket of the nation" and stresses the importance of their agricultural and mineral resources. animated maps illustrate the region's geographical characteris - 棉白楊 個影片檔及 b 捲影像00:24北美大草原
natural scenery of eastern cottonwood (populus deltoides) in park / gyeonggi-do, south korea - 棉白楊 個影片檔及 b 捲影像00:14
learning about leaves - part 2 of 20. identifies pine needles, vegetable leaves, blades of grass, and many deciduous leaves. demonstrates how leaves synthesize sugar - the basic food of animals - and illustrates the life cycle of leaves - 棉白楊 個影片檔及 b 捲影像00:33
learning about leaves - part 1 of 20. identifies pine needles, vegetable leaves, blades of grass, and many deciduous leaves. demonstrates how leaves synthesize sugar - the basic food of animals - and illustrates the life cycle of leaves - 棉白楊 個影片檔及 b 捲影像00:30
cicadas buzz at sand creek massacre national historic site during colorado summer - 棉白楊 個影片檔及 b 捲影像00:23
cicadas buzz at sand creek massacre national historic site during colorado summer - 棉白楊 個影片檔及 b 捲影像00:11美國
cicadas buzz at sand creek massacre national historic site during colorado summer - 棉白楊 個影片檔及 b 捲影像00:11
woman explores sand creek massacre national historic site colorado on summer day - 棉白楊 個影片檔及 b 捲影像00:15
