microscopic view of volvox algae, hollow spherical multicellular colony, spinning through water with daughter cells visible inside - 生物機能 個影片檔及 b 捲影像00:09
american civil rights leader jesse jackson has announced that he has the degenerative neurological disease parkinson's - 生物機能 個影片檔及 b 捲影像01:22
ms shot of a grizzly bear (ursus arctos) with 3 newborn cubs just out of the den - 生物機能 個影片檔及 b 捲影像00:03
ms shot of a grizzly bear (ursus arctos) with 3 newborn cubs just out of the den - 生物機能 個影片檔及 b 捲影像00:04
ts shot of a grizzly bear (ursus arctos) with 3 newborn cubs just out of the den - 生物機能 個影片檔及 b 捲影像00:04
vegan and animal rights activists gather in front of slaughterhouses across france as part of a demonstration called 269 animal life freedom - 生物機能 個影片檔及 b 捲影像03:56
animation depicting a half rotation of a thoracic vertebra from the spinal column. - 生物機能 個影片檔及 b 捲影像00:05
animation depicting a half rotation of a lumbar vertebra from the spinal column. - 生物機能 個影片檔及 b 捲影像00:05人體構造
1980 scientific micrograph cellular process of mitosis / united states / audio - 生物機能 個影片檔及 b 捲影像00:07
footage of a trio of models wearing skin-tight vegan leather dresses and skeleton-like face paint protesting on the opening day of london fashion... - 生物機能 個影片檔及 b 捲影像03:29