Последние добавленные видео:
Conception
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12 years ago
83606869 12 years ago 5:43Fertilization
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8 years ago
176759298 8 years ago 2:05Conception explained
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6 years ago
5299092 6 years ago 3:54Pregnancy 101 | National Geographic
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13 years ago
3690481 13 years ago 9:38Conception to birth -- visualized | Alexander Tsiaras
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7 years ago
1823675 7 years ago 23:10Reproductive System | Fertilization
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9 years ago
1898653 9 years ago 10:45Reproductive System, Part 4 - Pregnancy & Development: Crash Course Anatomy & Physiology #43
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2 years ago
6812062 2 years ago 4:17Pregnancy: A Month-By-Month Guide | 3D Animation
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4 years ago
91123987 4 years ago 19:35Pregnancy - How a Wonder is Born! (Animation)
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7 years ago
595357 7 years ago 2:33Pregnancy and Reproduction Explained
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2 years ago
3033993 2 years ago 1:21How Fertilization happens | 3D Animation
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15 years ago
20642315 15 years ago 2:34Inside Pregnancy: Weeks 1-9 | BabyCenter
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4 years ago
2650207 4 years ago 12:21Implantation and Early Pregnancy Symptoms: How Early Can You Take a Pregnancy Test?
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6 years ago
9656197 6 years ago 5:38Building a baby: The first two weeks