Reference citation:
May, T. A. and C. E. Braun. 1972. Seasonal food of adult White-tailed Ptarmigan in Colorado. J. Wildl. Manage. 36:1180-1186.

Source citation:
Allen Hurlbert. 2017. Avian Diet Database.

Source archive URL:
https://github.com/hurlbertlab/dietdatabase/archive/de2b062bf553c6810839ced1baa3a0baf4d941d3.zip

Reference citation:
Allen, T. and J. A. Clarke. 2004. Social learning of food preferences by white-tailed ptarmigan chicks. Animal Behaviour 70:305-310.

Source citation:
Allen Hurlbert. 2017. Avian Diet Database.

Source archive URL:
https://github.com/hurlbertlab/dietdatabase/archive/de2b062bf553c6810839ced1baa3a0baf4d941d3.zip

Reference citation:
Allen, T. and J. A. Clarke. 2004. Social learning of food preferences by white-tailed ptarmigan chicks. Animal Behaviour 70:305-310.

Source citation:
Allen Hurlbert. 2017. Avian Diet Database.

Source archive URL:
https://github.com/hurlbertlab/dietdatabase/archive/de2b062bf553c6810839ced1baa3a0baf4d941d3.zip

Reference citation:
May, T. A. and C. E. Braun. 1972. Seasonal food of adult White-tailed Ptarmigan in Colorado. J. Wildl. Manage. 36:1180-1186.

Source citation:
Allen Hurlbert. 2017. Avian Diet Database.

Source archive URL:
https://github.com/lanescher/dietdatabase/archive/1c739f6fab3ef7b74b491995f1349b51339df89f.zip

Reference citation:
Allen, T. and J. A. Clarke. 2004. Social learning of food preferences by white-tailed ptarmigan chicks. Animal Behaviour 70:305-310.

Source citation:
Allen Hurlbert. 2017. Avian Diet Database.

Source archive URL:
https://github.com/lanescher/dietdatabase/archive/1c739f6fab3ef7b74b491995f1349b51339df89f.zip

Reference citation:
Allen, T. and J. A. Clarke. 2004. Social learning of food preferences by white-tailed ptarmigan chicks. Animal Behaviour 70:305-310.

Source citation:
Allen Hurlbert. 2017. Avian Diet Database.

Source archive URL:
https://github.com/lanescher/dietdatabase/archive/1c739f6fab3ef7b74b491995f1349b51339df89f.zip