飼育下におけるチョウセンヤマネコ<I>Prionailurus bengalensis manchurica</I>の繁殖および発育

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  • Observations on the breeding habits and the growth of <I>Prionailurus bengalensis manchurica</I>, in captivity
  • シイク カ ニ オケル チョウセンヤマネコ Prionailurus bengalensis manchurica ノ ハンショク オヨビ ハツイク

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The author has been kept a pair of Prionailurus bengalensis manchurica (MORI, 1922), which was introduced from the Seoul Zoo, South Korea. Four litters were produced by the pair between 1963 to 1966. The results obtained from observations on the breeding habit of the pair and the growth of the kittens are as follows:<BR>1) The breeding season seems to be irregular at least in captivity (Table 1) .<BR>2) The heat continued 4 to 7 days (Table 1) .<BR>3) Estimated gestation periods were 63-66 days when counted from the last copulation and 66-69 days from the first copulation.<BR>4) Number of youngs per litter was 2 to 3 (Table 1) .<BR>5) Eyes of the kittens were closed for 12 to 17 days, and the first visual responses were noticed in 21 to 25 days. The first responses for a sound were noticed in 17 to 19 days.<BR>6) Age changes of the shape of auricle and a white marking on the posterior side of it are shown in figure 4. Age changes of the shape of the tail are shown in figure 5.<BR>7) Replacements of the teeth are given in table 6 and 7.

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