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Feeding Ecology of Northern Pintails and Green-winged Teal Wintering in California

Figures


GIF--Seasonal food habits of northern pintails
Fig. 1.  Seasonal food habits of northern pintails in the cropland marsh units during October through February, 1979-81, Kern National Wildlife Refuge, California.

 

GIF--Seasonal food habits of green-winged teal
Fig. 2.  Seasonal food habits of green-winged teal in the cropland marsh units during October through February, 1979-81, Kern National Wildlife Refuge, California.

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