Online ISSN : 1881-9702
Print ISSN : 0040-9480
地震に関係するキジの"鳴き"について
山本 弘
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ジャーナル フリー

1971 年 20 巻 90 号 p. 239-242

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(1) On the occasion of the Tokachi-oki Earthquake (May 17, 1968), a male North Green Pheasant was obsrved in cries reacted to the earthquake in the field.
That was at the natural grove in Miyako region, Iwate Prefecture, the seismic intensity was corresponded to IV there, noise by the quake was slight, the pheasant's cries might be heard with every interval about 5 seconds during the definite period of time in distinct quake.
Which cring was obviously frequent compared with that of the ordinal habit of him.
The every crying was corresponded to the displaying crow, not of the screaming in terror.
(2) On the occasion of the Kanto Severe Earthquake (Sept. 1, 1923), Dr. Seiichi KUZU could hear no cries among the many Green Pheasants he had being breeded in Tokyo.
(3) On the occasion of a weak earthquake at Sendai City (June 20, 1969), the seismic intensity presumed was about II-III, many glazed windows of a structure gave out violent noise, a male North Green Pheasant, which had been occasionary crowed with very long intervals at the neighbouring bush, began to crow continuously with short intervals were shortened still more in proportionally to the intensification of the windows' noise up to nothing and the crows duplicated each other, and then the crows retrogressed gradually with the noise finally to silence.
(4) According to the mentioned facts, the author concluded that the Green Pheasant may reacts against the noise only on the occasion of the earthquake in the male's displaying crow during the breeding season, notwithstanding there had been a firm popular view among the Japanese people that the Green Pheasant screams in terror under the quake of the earth.

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