References

Guzy, M.J. and G. Ritchison. 1999. Common Yellowthroat (Geothlypis trichas). In The Birds of North America, No. 448 (A. Poole and F. Gill, Eds.). Philadelphia: The Academy of Natural Sciences; Washington, DC.: The American Ornithologists’ Union.

Thusius, K.J., K.A. Peterson, P.O. Dunn, and L.A. Whittingham. 2001. Male mask size is correlated with mating success in the common yellowthroat. Animal-Behaviour. September, 2001; 62 (3): 435-446.