July 13, 2014
Some names make sense.
Compared to its large size the tail is huge and can make you do a double take.
That combined with the penetrating stare can really grab your attention.
We saw this one in Texas a few years ago.
The males are about twice the size of the rich brown females.
In winter, enormous flocks of both male and female Great-tailed Grackles gather in “roost trees.” These winter roosts can contain thousands of individuals, with flocks of up to half a million occurring in sugarcane fields in Texas’s Rio Grande Valley.
The oldest Great-tailed Grackle (based on banding records) was 7 years 9 months.
source - Cornell Lab of Ornithology.