ms flock of swallows collecting mud from bank of water hole / caprock canyons state park, texas, united states - 燕科 個影片檔及 b 捲影像00:33
ms flock of swallows collecting mud from bank of water hole / caprock canyons state park, texas, united states - 燕科 個影片檔及 b 捲影像00:39
ms flock of swallows collecting mud from bank of water hole / caprock canyons state park, texas, united states - 燕科 個影片檔及 b 捲影像00:37
ms flock of swallows collecting mud from bank of water hole / caprock canyons state park, texas, united states - 燕科 個影片檔及 b 捲影像00:22
ws flock of swallows flying against clear sky / caprock canyons state park, texas, united states - 燕科 個影片檔及 b 捲影像00:30
ws flock of swallows flying against clear sky / caprock canyons state park, texas, united states - 燕科 個影片檔及 b 捲影像00:29
pan with massed swallows as they take off from shoreline with flamingoes in background at lake bogoria - 燕科 個影片檔及 b 捲影像00:23
human bird flu virus confirmed in africa; spain:lms egret taking off pantx england: rutland:extswifts and swallows flying over watertx... - 燕科 個影片檔及 b 捲影像00:18
slo mo cu sand martin adult flies to camera and picks up feather floating on surface of tisza river - 燕科 個影片檔及 b 捲影像00:23
slo mo ms sand martin adult flies in and attacks long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:39蜉蝣
slo mo ws sand martin catches hatching long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:31
slo mo ms sand martin adult flies to camera but aborts attack on long tailed mayfly on tisza river - 燕科 個影片檔及 b 捲影像00:31蜉蝣
slo mo ws sand martin catches hatching long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:14
slo mo sand martin adult flies in and lands with food at nesthole in bank of tisza river - 燕科 個影片檔及 b 捲影像00:27
slo mo ws sand martin catches hatching long tailed mayfly in mid air over tisza river - 燕科 個影片檔及 b 捲影像00:13昆蟲
slo mo sand martin adult flies in profile and fails to pick up feather floating on surface of tisza river - 燕科 個影片檔及 b 捲影像00:19
slo mo sand martin adult flies to camera and picks up feather floating on surface of tisza river - 燕科 個影片檔及 b 捲影像00:16
slo mo ws pan with sand martins hunting long tailed mayflies swarming over tisza river - 燕科 個影片檔及 b 捲影像00:44
slo mo ws pan with sand martins hunting long tailed mayflies swarming over tisza river - 燕科 個影片檔及 b 捲影像00:29
slo mo cu sand martin flies to camera and picks up feather floating on surface of tisza river - 燕科 個影片檔及 b 捲影像00:17
slo mo sand martin adult flies in profile and picks up feather floating on surface of tisza river followed by second bird - 燕科 個影片檔及 b 捲影像00:28
slo mo cu sand martin adult flies to camera and picks up feather floating on surface of tisza river - 燕科 個影片檔及 b 捲影像00:12
slo mo ws sand martin catches hatching long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:28
slo mo ws sand martin flies from camera and catches hatching long tailed mayfly in mid air over tisza river - 燕科 個影片檔及 b 捲影像00:49
slo mo ws sand martin catches hatching long tailed mayfly in mid air low over tisza river - 燕科 個影片檔及 b 捲影像00:22
slo mo ws sand martin catches hatching long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:27
slo mo ws sand martin catches hatching long tailed mayfly in mid air over tisza river - 燕科 個影片檔及 b 捲影像00:16
slo mo ws sand martin catches hatching long tailed mayfly in mid air over tisza river - 燕科 個影片檔及 b 捲影像00:57
slo mo ws pan with sand martins hunting long tailed mayflies swarming over tisza river - 燕科 個影片檔及 b 捲影像00:49
slo mo sand martin adult flies in and hovers by nesthole in bank of tisza river - 燕科 個影片檔及 b 捲影像00:27
slo mo sand martin adult flies in and lands with food at nesthole in bank of tisza river - 燕科 個影片檔及 b 捲影像00:16
slo mo ws sand martin catches hatching long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:32
slo mo pan long tailed mayfly caught by sand martin in mid air over tisza river - 燕科 個影片檔及 b 捲影像00:35
slo mo cu sand martin adult flies to camera and picks up feather floating on surface of tisza river - 燕科 個影片檔及 b 捲影像00:24
slo mo ws massed long tailed mayfly hatching with sand martins flying overhead - 燕科 個影片檔及 b 捲影像00:29蜉蝣
slo mo ws sand martin adult flies in and attacks long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像01:27
slo mo ws sand martin adult flies in and attacks long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:22
slo mo ws long tailed mayfly hatching as sand martin adult flies in and attacks mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像02:07
slo mo ws long tailed mayfly evades capture by sand martin on surface of tisza river - 燕科 個影片檔及 b 捲影像00:24
slo mo ws sand martin turns in flight and catches hatching long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:54
slo mo ws sand martin catches hatching long tailed mayfly in mid air low over tisza river - 燕科 個影片檔及 b 捲影像00:23
slo mo ws sand martin catches hatching long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:22
slo mo ws sand martin catches hatching long tailed mayfly hovering in mid air over tisza river - 燕科 個影片檔及 b 捲影像00:27
slo mo ws massed long tailed mayfly hatching with sand martins flying overhead - 燕科 個影片檔及 b 捲影像00:42蜉蝣, 昆蟲, 大自然
slo mo ws massed long tailed mayfly hatching with sand martins flying overhead - 燕科 個影片檔及 b 捲影像00:56蜉蝣
slo mo ws sand martin turns in flight and catches hatching long tailed mayfly near surface of tisza river - 燕科 個影片檔及 b 捲影像01:13
slo mo ms sand martin adult flies in and enters nesthole in bank of tisza river - 燕科 個影片檔及 b 捲影像00:45
slo mo ms sand martin adult flies from camera at attacks long tailed mayfly on tisza river - 燕科 個影片檔及 b 捲影像00:36
slo mo ms sand martin catches hatching long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:11
slo mo ms sand martin adult flies in and attacks long tailed mayfly on surface of tisza river - 燕科 個影片檔及 b 捲影像00:44
slo mo ms sand martin catches long tailed mayfly trying to take off from surface of tisza river - 燕科 個影片檔及 b 捲影像00:25
cu sand martin colony with chicks looking out and calling and adults flying round on riverbank of tisza - 燕科 個影片檔及 b 捲影像00:05
ws sand martin colony with chicks looking out and adults flying round on riverbank of tisza - 燕科 個影片檔及 b 捲影像00:34
cu sand martin chicks look out from nest hole and call when adult flies by on riverbank of tisza river - 燕科 個影片檔及 b 捲影像00:10
cu sand martin chick looks out from nest hole and adult flies in and enters nest on riverbank of tisza river - 燕科 個影片檔及 b 捲影像00:16
