alabama senator tommy tuberville says in remarks on plans to introduce the assimilation act that approximately five million students classified as... - 水蛭 個影片檔及 b 捲影像02:18
girl is receiving leech therapy on her foot by dal lake in srinagar, kashmir, on march 21, during nowruz. traditional healers in the region are using... - 水蛭 個影片檔及 b 捲影像00:20
girl is receiving leech therapy on her foot by dal lake in srinagar, kashmir, on march 21, during nowruz. traditional healers in the region are using... - 水蛭 個影片檔及 b 捲影像00:17
norfolk bird egg thief given suspended sentence; england: intdave leech 2 way interview via internet sot - 水蛭 個影片檔及 b 捲影像00:15
an australian teenager was terrified to find a leech in her sock, after returning from a bush walk at steavenson falls, victoria. zoe nesic posted... - 水蛭 個影片檔及 b 捲影像00:55
colony of green seagrass(zostera marina) / sinan-gun, jeollanam-do, south korea - 水蛭 個影片檔及 b 捲影像00:09
sprouts under green seagrass(zostera marina) / sinan-gun, jeollanam-do, south korea - 水蛭 個影片檔及 b 捲影像00:05
kashmiri residents receive leech treatment on the bank of dal lake.every year on nowroz 21st march, traditional health workers in kashmir use leeches... - 水蛭 個影片檔及 b 捲影像00:11
kashmiri residents receive leech treatment on the bank of dal lake.every year on nowroz 21st march, traditional health workers in kashmir use leeches... - 水蛭 個影片檔及 b 捲影像00:11
kashmiri residents receive leech treatment on the bank of dal lake.every year on nowroz 21st march, traditional health workers in kashmir use leeches... - 水蛭 個影片檔及 b 捲影像00:20
kashmiri residents receive leech treatment on the bank of dal lake.every year on nowroz 21st march, traditional health workers in kashmir use leeches... - 水蛭 個影片檔及 b 捲影像00:08
ms indian elephant, elephas maximus, leech feeding on elephants leg, western ghats, india - 水蛭 個影片檔及 b 捲影像00:05
segmentation--the annelid worms - part 12 of 28. describes the structure and functions of the segmented worm body systems, and shows that the segmented annelid worm body plan represents an important evolutionary development. the major classes of the phylu - 水蛭 個影片檔及 b 捲影像00:30
segmentation--the annelid worms - part 11 of 28. describes the structure and functions of the segmented worm body systems, and shows that the segmented annelid worm body plan represents an important evolutionary development. the major classes of the phylu - 水蛭 個影片檔及 b 捲影像00:33
segmentation--the annelid worms - part 10 of 28. describes the structure and functions of the segmented worm body systems, and shows that the segmented annelid worm body plan represents an important evolutionary development. the major classes of the phylu - 水蛭 個影片檔及 b 捲影像00:36
the white capsule drug approaches dna and cells to release the therapeutic agent. - 水蛭 個影片檔及 b 捲影像00:13
drugs made by the cells disperse fluorescent-colored agents in the affected area - 水蛭 個影片檔及 b 捲影像00:16
the white capsule opens in the cell and the medicine made from the cell pops out, scattering fluorescent and white granules of medicine over the affected area. - 水蛭 個影片檔及 b 捲影像00:10
drugs made by the cells disperse fluorescent-colored agents in the affected area - 水蛭 個影片檔及 b 捲影像00:17
drugs made by the cells disperse fluorescent-colored agents in the affected area - 水蛭 個影片檔及 b 捲影像00:09注射疫苗, 粒子
drugs made by the cells disperse fluorescent-colored agents in the affected area - 水蛭 個影片檔及 b 捲影像00:09
drugs made by the cells disperse fluorescent-colored agents in the affected area - 水蛭 個影片檔及 b 捲影像00:12
drugs made by the cells disperse fluorescent-colored agents in the affected area - 水蛭 個影片檔及 b 捲影像00:13
primary debate sponsored by the league of woman voters between ronald reagan and george w h bush, moderated by howard k smith / ronald reagan denies... - 水蛭 個影片檔及 b 捲影像02:48美國
people receive leech treatment as traditional health workers use leeches to suck impure blood as part of treatment on the bank of dal lake.on nowroz... - 水蛭 個影片檔及 b 捲影像00:16
people receive leech treatment as traditional health workers use leeches to suck impure blood as part of treatment on the bank of dal lake.on nowroz... - 水蛭 個影片檔及 b 捲影像00:12
people receive leech treatment as traditional health workers use leeches to suck impure blood as part of treatment on the bank of dal lake.on nowroz... - 水蛭 個影片檔及 b 捲影像00:08
people receive leech treatment as traditional health workers use leeches to suck impure blood as part of treatment on the bank of dal lake.on nowroz... - 水蛭 個影片檔及 b 捲影像00:13
people receive leech treatment as traditional health workers use leeches to suck impure blood as part of treatment on the bank of dal lake.on nowroz... - 水蛭 個影片檔及 b 捲影像00:04
people receive leech treatment as traditional health workers use leeches to suck impure blood as part of treatment on the bank of dal lake.on nowroz... - 水蛭 個影片檔及 b 捲影像00:17
people receive leech treatment as traditional health workers use leeches to suck impure blood as part of treatment on the bank of dal lake.on nowroz... - 水蛭 個影片檔及 b 捲影像00:13
