 | 1840 - Страниц: 506
...the state of health, and the more or less frequent feeding of the animal. I have known the skin shed four or five times during the year. It is always thrown...transparent covering of the eyes, and that of the scales also, are always found in the exuviae. Previously to this curious circumstance taking place, the whole... | |
 | 1840 - Страниц: 512
...health, and the more or less frequent feeding of the animal. I have known the skin shed four or fiie times during the year. It is always thrown off by...transparent covering of the eyes, and that of the scales also, are always found in the exuviro. Previously *• this curious circumstance taking place, the... | |
 | Popular history - 1843 - Страниц: 434
...state of health, and on the more or less frequent feeding of the animal. I have known the skin shed four or five times during the year. It is always thrown...transparent covering of the eyes, and that of the scales also, are always found concave in the exuviae. Previously to this outward change, the whole cuticle... | |
 | Cassell, ltd - 1859 - Страниц: 830
...state of health, and on the more or less frequent feeding of the animal. I have known the skin shed four or five times during the year. It is always thrown...transparent covering of the eyes, and that of the scales also, are always found concave in the exuviae. Previously to this outward change, the whole cuticle... | |
 | 1897 - Страниц: 894
...broad bluck spots, sometimes confluent. The skin, which may be shed four or five times during the yBar, is always thrown off by reversing it; so that the...transparent covering of the eyes, and that of the scales also, are always found concave in the eiuvue. Previously the whole cuticle becomes somewhat opaque,... | |
 | 1843 - Страниц: 522
...the state of health and feeding of the animal. Mr. Bell states that ho has known it cast ils slough four or five times during the year; it is always thrown off hy reversing it, the rent taking place at the neck : before this change the snake is inactive and blind,... | |
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I have found it to depend upon the temperature of the atmosphere, and on the state of health, and the more or less frequent feeding of the animal. I have known the skin shed four or five times during the year. It is always thrown off by reversing it;... 