I¹ve seen both accipters and shrikes (northern) have this exact effect....


On 11/24/13 9:42 AM, "Peter LaBelle" <[log in to unmask]> wrote:

> I have seen robins on my field do the same thing when a hawk flies over, so
> perhaps the bird was one of the small bird eating accipiter hawks?
> 
> ---Peter
> 
> 
> On Sun, Nov 24, 2013 at 10:57 AM, Ursula Rudd <[log in to unmask]> wrote:
>> Last Friday on 29 November 2013,  a larger bird (unfamiliar to me, but larger
>> than a American Robin, smaller than a dove, sleeker than a blue jay) crashed
>> into my large window, but recovered to perch in a nearby tree.  At the exact
>> same time two chickadees were feeding at my window feeder -- and surely heard
>> the noise of the crash - froze in place for over a minute.  They looked like
>> statues.  When a friend moved closer to that window, he saw their eyes move,
>> but they were immobile.  I have bee watching chickadees at this feeder for
>> almost 6 months now, and never have I seen them immobile.
>> 
>> I am wondering is this common behavior when they suspect a threat?  I am new
>> to bird watching!
>> 
>> Any insight would be appreciated.
>> 
>> Sincerely,


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