spinetail

noun

1. 1

   Any of several species of swifts of Acanthylis, Chaetura, and allied genera, in which the shafts of the tail feathers terminate in rigid spines.

2. 2

   Any of several species of South American and Central American clamatorial birds belonging to Synallaxis and allied genera of the family Dendrocolaptidae, allied to the ovenbirds.

3. 3

   The ruddy duck, Oxyura jamaicensis.