| At length an Indian tried whether a male might not be caught by adding some of the castoreum. |
| Next in importance to its skin, the beaver was valued for the castoreum it yielded. |
| The Indians also highly prized the castoreum of the beaver for its supposed medicinal properties. |
| From the strength of the castoreum, the Siberians infer that other parts of the animal must possess peculiar virtues. |
| Another time a beaver, passing over a trap to get the castoreum, had his hind-leg broken. |
| You have denied that the vesicles of the otter are equivalent to castoreum. |
