glass frog (hyalinobatrachium valerioi) with eggs and tadpoles on leaf, costa rica - 蝌蚪 個影片檔及 b 捲影像00:17綠色
ms shot of common toad bufo bufo toadlets emerging from the water as tadpoles and drying out into juvenile toads, / newcastle emlyn, ceredigion, united kingdom - 蝌蚪 個影片檔及 b 捲影像00:06
water snails and tadpoles of the common frog, rana temporaria, kendal, cumbria, uk. - 蝌蚪 個影片檔及 b 捲影像00:09
african bullfrog guards and protects its tadpoles in puddle, then releases them into stream - 蝌蚪 個影片檔及 b 捲影像00:32
cu strawberry poison-dart frog (dendrobates pumilio) with tadpoles on back, costa rica - 蝌蚪 個影片檔及 b 捲影像00:05
tree frog tadpoles begin to emerge from eggs on leaf as wasp attacks them, madagascar - 蝌蚪 個影片檔及 b 捲影像00:11
glass frog (hyalinobatrachium valerioi) with eggs and tadpoles on leaf, costa rica - 蝌蚪 個影片檔及 b 捲影像00:13
shows the hidden lives of frogs, toads and salamanders. investigates their physiology, habitats, feeding and mating habits, as well as the process of... - 蝌蚪 個影片檔及 b 捲影像00:32
the frog (1st edition) - part 8 of 17. compares frogs with other amphibians and their close relatives and shows the complete life cycle of the frog--egg stage, development of embryo by time-lapse photography, and the development of the gill-breathing frog - 蝌蚪 個影片檔及 b 捲影像00:37
the frog (1st edition) - part 6 of 17. compares frogs with other amphibians and their close relatives and shows the complete life cycle of the frog--egg stage, development of embryo by time-lapse photography, and the development of the gill-breathing frog - 蝌蚪 個影片檔及 b 捲影像00:35
the frog (1st edition) - part 4 of 17. compares frogs with other amphibians and their close relatives and shows the complete life cycle of the frog--egg stage, development of embryo by time-lapse photography, and the development of the gill-breathing frog - 蝌蚪 個影片檔及 b 捲影像00:28
close-up shot of tadpole swimming amidst red stems undersea - british columbia, canada - 蝌蚪 個影片檔及 b 捲影像00:26
timelapse frog spawn (rana temporaria) develops from eggs into tadpoles in pond, uk - 蝌蚪 個影片檔及 b 捲影像00:24
tadpoles (microhyla sp.) and crab (geosesarma sp.) in pitcher plant urn, borneo - 蝌蚪 個影片檔及 b 捲影像00:12
mcu pan right, spadefoot toad (scaphiopus) tadpoles swimming through water, usa - 蝌蚪 個影片檔及 b 捲影像00:05
tadpole gill blood circulation: common frog (rana temporaria) tadpole collected from pond near newcastle emlyn, uk. - 蝌蚪 個影片檔及 b 捲影像00:59
the frog (1st edition) - part 2 of 17. compares frogs with other amphibians and their close relatives and shows the complete life cycle of the frog--egg stage, development of embryo by time-lapse photography, and the development of the gill-breathing frog - 蝌蚪 個影片檔及 b 捲影像00:34
bcu newly emerged tadpole on spawn cases, external gills show on tadpoles, united kingdom - 蝌蚪 個影片檔及 b 捲影像00:13
close-up of a glass frog larva (tadpole) developing in its egg, six days after being laid. - 蝌蚪 個影片檔及 b 捲影像00:10
lockdown close-up shot of tadpoles swimming by plants in ocean - british columbia, canada - 蝌蚪 個影片檔及 b 捲影像00:21
close-up shot of tadpole swimming over moss in ocean - british columbia, canada - 蝌蚪 個影片檔及 b 捲影像00:19