FAMILY ricii)yi<;. 



WOODPECKERS. 



191 



FAMILY PICID/E. 



Woodpeckers. 



Tail feathers, stiff and pointed ; bill, strong and sharp. Woodpecl<ers 

 are commonly seen climbing about on trunks of trees. 



Group 1. Wing, less than 4.25 inches long. 



r>ack, Ijliick, streaked with white ; erowii, 

 witli red uuchal patch (male) ; without 

 red nuchal patcli (female) ; tail feath- 

 ers, stiff and pointed; toes, four, 



two in front, two lieliind. 



Downy Woodpecker. 



Di'iji'hitlr^ 2^iihi'sctnis. 

 See No. .326. 



Group 2. Wing, 4.25 to 5.50 inches long. 



Section 1. The following species have three toes; no trace 

 of red on the crown or nape. 



Toes, three ; crown, yellow; back, hlacls, without white (male). 



Arctic three-toed Woodpecker. 



Plcoidrs air.tinis. 



See No. .328. 



