 They are then easily taken by the hand or net, if perfect silence is preserved, for they are unconscious of the presence of an enemy except through the medium of hearing. This sense is, however, evidently very acute, for at any noise they turn suddenly...  The American Naturalist - Page 151872Full view - About this book
 | Sir Norman Lockyer - 1872 - 574 pages
...though he entered it by means of a well in the vicinity of the cave, says that— " If these Atnblyopscs be not alarmed they come to the surface to feed, and...they turn suddenly downward, and hide beneath stones, &c., at the bottom. They must take much of their food near the surface, as the life of the depths is... | |
 | Indiana. State Board of Agriculture - 1872 - 952 pages
...silence is preserved, for they are unconscious of tin presence of an enemy except through the medium of hearing. This sense is, however, evidently very...the surface, as the life of the depths is apparently verj sparse. This habit is rendered easy by the structure of the fish, for the month is directed partly... | |
 | 1872 - 824 pages
...sight like white aquatic ghosts. They are then easily taken by the hand or net, if perfect silence lie preserved, for they are unconscious of the presence...for at any noise they turn suddenly downward, and bide beneath stones, etc., on the bottom. They must take much of their food near the surface, as the... | |
 | Indiana. Dept. of Geology and Natural Resources - 1872 - 524 pages
...silence is preserved, for they are unconscious of the presence of an enemy except through the medium of hearing. This sense is, however, evidently very...they turn suddenly downward and hide beneath stones, ete., on the bottom. They must take much of their food near the surface, as the life of the depths... | |
 | E.T. Cox - 1872 - 512 pages
...silence is preserved, for they are unconscious of tho presence of an enemy except through the medinm of hearing. This sense is, however, evidently very acute, for at any noise thev turn suddenly downward and hide beneath stones, » r etc., on the bottom. They must take much... | |
 | Sir Norman Lockyer - 1873 - 524 pages
...silence is preserved, for they are unconscious of the presence of an enemy except through the medium of hearing. This sense is, however, evidently very...they turn suddenly downward and hide beneath stones, &c., on the bottom. They must take much of their food near the surface, as the life of the depths is... | |
 | Sir Norman Lockyer - 1873 - 516 pages
...silence is preserved, for they are unconscious of the presence of an enemy except through the medium of hearing. This sense is, however, evidently very...they turn suddenly downward and hide beneath stones, &c., on the bottom. They must take much of their food near the surface, as the life of the depths is... | |
 | Alpheus Spring Packard, Frederic Ward Putnam - 1879 - 84 pages
...fish (Melanura limi). 107 and 388, with figure of the fish on page 385, which we here reproduce for comparison. obtained in a stream that passes into...they turn suddenly downward, and hide beneath stones, ete., on the bottom. They must take much of their food near the surface, as the life of the depths... | |
 | John Gibson - 1884 - 392 pages
...hand, provided the most perfect silence is maintained. Their sense of hearing, says Professor Cope, is evidently very acute, for at any noise they turn suddenly downward and hide themselves beneath stones in the bottom. Equally interesting are the blind cray-fish of these caves,... | |
 | 1888 - 952 pages
...white, and partly covered with scales. Prof. Cope, describing the habits of these fish, says, " They are easily taken by the hand or net if perfect silence...evidently very acute, for at any noise they turn suddenly AMBO— AMEN. 109 downward and hide beneath stones, etc. on the bottom." Their food consists in a great... | |
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