bedroom, senior couple conflict and sad woman in morning after fight, argument and relationship problem. depression, retirement and people in bed with frustration, divorce and stress - 性與生殖 個影片檔及 b 捲影像00:08
dybowsky's frogs (rana dybowskii) mating and frogspawn near brook / gwangju-si, gyeonggi-do, south korea - 性與生殖 個影片檔及 b 捲影像00:42
royal bengal tiger (panthera tigris tigris) pair mating, bandhavgarh national park, india - 性與生殖 個影片檔及 b 捲影像00:40
ms pair of green turtle mating, swimming to surface, third turtle approaches couple, low angle, sipadan, borneo, malaysia - 性與生殖 個影片檔及 b 捲影像00:44海龜
ms pair of silhouetted green turtle mating overhead with sun behind, low angle, sipadan, borneo, malaysia - 性與生殖 個影片檔及 b 捲影像00:11海龜
cu green turtle flipper claw, pair mating on reef, male holding female with claw, ms turtle couple mating, sipadan, borneo, malaysia - 性與生殖 個影片檔及 b 捲影像00:23海龜
the drug problem: what do you think? - part 17 of 27. society's most popular drug is examined from three perspectives: part 1 reveals the social aspects of drinking, reviews the history of alcohol usage, and dramatizes the economic importance of the alcoh - 性與生殖 個影片檔及 b 捲影像00:32
little canada, minnesota, gervais park. a pair of eastern calligrapher flower flies, toxomerus geminatus mating while turning and spinning on a wild bergamot leaf. - 性與生殖 個影片檔及 b 捲影像00:29
an amethyst deceiver, laccaria amethystina in woodland near ambleside, lake district, uk. - 性與生殖 個影片檔及 b 捲影像00:07
red milkweed beetles mating on a milkweed plant in toronto, ontario, canada, on june 24, 2022. - 性與生殖 個影片檔及 b 捲影像00:10
t/l bcu winged aphid (superfamily aphidoidea) giving birth on wheat (triticum sp.), uk - 性與生殖 個影片檔及 b 捲影像00:35動物交配
t/l cu winged aphid (superfamily aphidoidea) giving birth on wheat (triticum sp.), uk - 性與生殖 個影片檔及 b 捲影像00:23動物交配
little canada, minnesota. gervais park. three multicolored asian lady beetles, harmonia axyridis, trying to mate on milkweed leaf. - 性與生殖 個影片檔及 b 捲影像00:14昆蟲
mallard stands on lake bank in shallow water looking around. close-up video with sound - 性與生殖 個影片檔及 b 捲影像00:31鴨子, 野鴨
particle hearth background stock video in a loop - motion colorful hearts pattern, abstract background, valentines day events festival stock video - isolated on green screen background for chroma keying and overlay alpha layer - 性與生殖 個影片檔及 b 捲影像00:19廣告
ms young couple driving in car, woman looking into eyes of young man and man touching face and hair / palmdale, ca, united states - 性與生殖 個影片檔及 b 捲影像00:19
animated diagram showing development of secondary sex characteristics in boys. - 性與生殖 個影片檔及 b 捲影像01:25青春期
animated diagram showing the development of the female body from adolescence to adulthood. - 性與生殖 個影片檔及 b 捲影像01:12
a fallow deer during the breeding season, roars, chases other males and copulates with a female. dama dama. - 性與生殖 個影片檔及 b 捲影像01:51動物交配
ms 4k shot of famous grizzly bear #399's (ursus arctos) courtship with male grizzly bear #679 bruno - 性與生殖 個影片檔及 b 捲影像00:49
two male giant cuttlefish fighting for the right to mate with a female during the migration and mating season for these animals. the cuttlefish squirt large amounts of black ink to disorient and confuse their opponent. - 性與生殖 個影片檔及 b 捲影像00:57打交
courteney cox on her sex scene with jim carrey in 'ace venture: pet detective' - 性與生殖 個影片檔及 b 捲影像00:36噪音
relaxed unrecognizable person sleeping lying under a duvet on the bed. relaxed hands movement - 性與生殖 個影片檔及 b 捲影像00:09
ws silhouettes of rhinos (diceros bicornis) mating at sunset / eastern cape, south africa - 性與生殖 個影片檔及 b 捲影像00:18
ms 4k shot of a large bull elk or wapiti (cervus canadensis) mating with a cow elk - 性與生殖 個影片檔及 b 捲影像00:05
ms young couple together in bed kissing and making love / big sur, california, usa - 性與生殖 個影片檔及 b 捲影像00:21性感
male spider crab hold female, pushes her behind and walks away holing his female in back legs ws - 性與生殖 個影片檔及 b 捲影像00:10
