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Impact of Red Fox Predation on the Sex Ratio of Prairie Mallards

Table 7: Location of Mallards in Food Remains at Excavated Red Fox Dens

Table 7. Location of mallards in food remains at completely excavated red fox rearing dens.

Year	Excavated dens with mallards	Total mallards found	Mallards above ground	Additional mallards below ground
1969	5	10	4	6
1970	24	47	23	24
1971	21	26	13	13
1972	23	35	18	17
1973	2	3	1	2
Total	75	121	59	62

Previous Section-- Table 6: Incidence of Mallards Found Above Ground at Red Fox Rearing Dens
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Next Section-- Table 8: Proportion of Mallards Taken by Red Foxes That are Brought to Rearing Dens

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