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Fig. 3. Digital images showing the use of distal rhynchokinesis during the strike
of a prey suspended in the water column (A) and in the transport of a small
prey by a Sanderling in the field (C). (B) Use of distal rhynchokinesis to
grip a prey in the water column by a dunlin in the laboratory (B). A digital
image of a captive dunlin with its bill in the resting position is shown for
comparison (D).