Robert W. Ficken

A model of repetitive behaviour illustrated by chickadee calling

Jack P. Hailman, Millicent S. Ficken, Robert W. Ficken, 1978, Animal Behaviour.

Constraints on the Structure of Combinatorial “Chick-a-dee” Calls

Jack P. Hailman, Robert W. Ficken, J. Hailman, 1987 .

VOCAL REPERTOIRE OF THE BLACK-CAPPED CHICKADEE

Robert W. Ficken, R. W. Ficken, M. Ficken, 1978 .

Effect of Number, Kind and Order of Song Elements On Playback Responses of the Golden-Winged Warbler

Robert W. Ficken, R. W. Ficken, M. Ficken, 1973 .