 ... the limestone rocks of the Alps; Ferber's Travels. It must be therefore concluded, that animal life began beneath the sea. Nor is this unanalogous to what still occurs, as all quadrupeds and mankind in their embryon state are aquatic animals; and...  The temple of nature - Page 29by Erasmus Darwin - 1806Full view - About this book
 | Tobias Smollett - 1803 - 614 pages
...quadruj-.edi and mankind in their embryon state are aquatic an?mals; and thus may be said to resemble grats and frogs. The fetus in the uterus has an organ called the placenta, the fine extremities of the vessels of which permeate the arteries of the uterus, and the blood of the fetus becomes thus oxygenate.!... | |
 | Erasmus Darwin - 1804 - 364 pages
...quadrupeds and mankind, in their embryon state, are aquatic animals ; and thus may be said to resemble gnuts and frogs. The fetus in the uterus has an organ called the placenta, the fine extremities of the vessels of which permeate the arteries of the uterus, and the blood of the. First forms minute, unseen... | |
 | Erasmus Darwin - 1825 - 114 pages
...quadrupeds and mankind in their embryon state are aquatic animals ; and thus may be said to resemble gnats and frogs. The fetus in the uterus has an organ called the placenta, the fine extremities of the vessels of which permeate the arteries of the uterus, and the blood of the fetus becomes thus oxygenated... | |
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