Great-tailed Grackle

Quiscalus mexicanus

(L 15-18" WS 19-23" WT 3.7-7 oz)

Estero Llano
Grande St Pk

18Apr10

Females especially can recog-
nize individual researchers
and will sound an alarm call.

So. Padre Island Bird-
ing & Nature Ctr, TX

females

29Oct10

15Apr10