female doctor gives information about the health of the female reproductive system and birth control methods - 息肉 幅插畫檔、美工圖案、卡通及圖標健保和醫療
corallite, the stony calcium carbonate skeleton secreted by a coral polyp (specifically of the meandrina or brain coral genus) - 息肉 幅插畫檔、美工圖案、卡通及圖標版畫, 珊瑚 - 刺胞動物
oceanography plate with jellyfish, starfish, corals and marine invertebrates – larousse illustré, 1889 - 息肉 幅插畫檔、美工圖案、卡通及圖標
hemprichs tree coral (dendronephthya hemprichi) with opened polyps. dive site giannis d wreck, hurghada, egypt, red sea - 息肉 幅插畫檔、美工圖案、卡通及圖標
magnification of cauliflower coral (pocillopora verrucosa) polyps - 19th century - 息肉 幅插畫檔、美工圖案、卡通及圖標
stephanoscyphus, which is the polyp stage of a deep-sea jellyfish (specifically from the genus nausithoe) - 息肉 幅插畫檔、美工圖案、卡通及圖標
gastroscopy procedure illustration – endoscope examination of the human stomach - 息肉 幅插畫檔、美工圖案、卡通及圖標手術
mushroom leather coral (sarcophyton glaucum) with opened polyps. dive site daedalus reef, egypt, red sea - 息肉 幅插畫檔、美工圖案、卡通及圖標
zoophytes – veretillum and sea anemone – 1849 engraving from orbigny’s natural history - 息肉 幅插畫檔、美工圖案、卡通及圖標老爺車
rough leather coral (sarcophyton glaucum) with open polyps. dive site house reef, mangrove bay, el quesir, red sea, egypt - 息肉 幅插畫檔、美工圖案、卡通及圖標
