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It was found that number of fights, courtships and whistles depending on the >ason is significant.

Table 3 It was found that number of fights, courtships and whistles depending on the >ason is significant.

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No observations on large flocks in summer is due to the fact that the ducks in the summer generally do not form large flocks, whereas in winter birds form a large flocks and it is difficult to find the small one.
No observations on large flocks in summer is due to the fact that the ducks in the summer generally do not form large flocks, whereas in winter birds form a large flocks and it is difficult to find the small one.
We found out that there is a correlation between observed number of fights ind the whistles. Table 4. Frequency of fights, courtships, copulations, rapes and whistles depending on the season
We found out that there is a correlation between observed number of fights ind the whistles. Table 4. Frequency of fights, courtships, copulations, rapes and whistles depending on the season
Table 5. Whistles and fights correlation. R?= 0.156; F, ,.= 26.18; p < 0.0001 1: 735:
Table 5. Whistles and fights correlation. R?= 0.156; F, ,.= 26.18; p < 0.0001 1: 735:
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