hiker explores scenic mountain landscape while using binoculars to observe nature and wildlife - 博物學家 個影片檔及 b 捲影像00:09
a naturalist sits in a predator shield and watches lions feeding on a carcass. - 博物學家 個影片檔及 b 捲影像00:17
two biologist and botanist is surveying and collecting data on fungal growth in a peat swamp forest for research. - 博物學家 個影片檔及 b 捲影像00:30大自然
ecologist collecting water samples in a forest stream for environmental research - 博物學家 個影片檔及 b 捲影像00:12
sir david attenborough talks about the evolution of man through 'culture' and 'knowledge' - 博物學家 個影片檔及 b 捲影像00:17
next year will be darwin year, the bicentenary of the british naturalist's birth, and 150th anniversary of the publication of his seminal work the... - 博物學家 個影片檔及 b 捲影像01:53
naturalists sit inside a predator shield to observe the behavior of lions in south africa. - 博物學家 個影片檔及 b 捲影像00:16
lions gather around bait that hangs from a tree where naturalists observe from the safety of a predator shield. - 博物學家 個影片檔及 b 捲影像00:09
a lion dangles from a carcass that hangs from a tree while other lions and naturalists look on. - 博物學家 個影片檔及 b 捲影像00:20
naturalists sit inside a predator shield and observe lions as they try to get bait that hangs from a tree. - 博物學家 個影片檔及 b 捲影像00:12
naturalists sit in a predator shield and watch lions tear at prey that hangs from a tree. - 博物學家 個影片檔及 b 捲影像00:13
grizzly bears investigate a tent while naturalists watch from a predator shield. - 博物學家 個影片檔及 b 捲影像00:12
a grizzly bear drags a tent across the grass while a naturalist watches from a predator shield. - 博物學家 個影片檔及 b 捲影像00:17
lions gather around artificial prey while naturalists observe from a predator shield. - 博物學家 個影片檔及 b 捲影像00:17
the bodies of mockingbirds litter the desk of naturalist charles darwin who writes in a notebook - 博物學家 個影片檔及 b 捲影像00:22
speech prince philip, speaking at the countryside in 1970 conference and accompanied by prince charles, stresses cooperation and compromise between... - 博物學家 個影片檔及 b 捲影像00:35
young girl exploring ecosystem inside insect dome and learning through nature - 博物學家 個影片檔及 b 捲影像00:10
young girl exploring ecosystem inside insect dome and learning through nature - 博物學家 個影片檔及 b 捲影像00:24
young girl exploring ecosystem inside insect dome and learning through nature - 博物學家 個影片檔及 b 捲影像00:19
young girl recording nature observations in notebook during outdoor environmental education - 博物學家 個影片檔及 b 捲影像00:08
child scientist investigating tropical flower structures through nature exploration - 博物學家 個影片檔及 b 捲影像00:19
young explorer discovering tropical plant ecosystems through outdoor learning - 博物學家 個影片檔及 b 捲影像00:13
young explorer discovering tropical plant ecosystems through outdoor learning - 博物學家 個影片檔及 b 捲影像00:19
young scientist investigating cactus flower development through nature exploration - 博物學家 個影片檔及 b 捲影像00:27