[Tweeters] Anna's Quick Facts

[Scott Downes]

David,
They are both resident and migrant (at least local) in Washington. Before they were resident in areas like Yakima, they were migrating over the Cascades in late summer (and still do). 

Scott Downes
Downess at charter.net
Yakima Wa


> On Jun 17, 2022, at 5:07 PM, David Hutchinson <florafaunabooks at hotmail.com> wrote:

> 

> 

> They are RESIDENT not MIGRANT. Females lay two EGGS

> They are POLYGYNOUS i.e. not pair forming.

> Their original home town was Southern CAL but here the males

> call and start displaying probably in December.

> In W.Wash  both sexes largely live in suburban areas.

> Females  can start nest-building by January. They tour MALE 

> territories before they pick a parent for their brood.

> These territories might be 100 yards or so apart.

> Last year's FEMALES can certainly breed twice, but not always

> in same nest. They favor FEEDERS, but use flowers of several colors,

> native & ornamental, plus sap, insects, cement  & more.

> They can be harder to find by July when they might be in molt.

> Anna's certainly arrived in the PNW by 1946 (Vancouver Island)

> Males are aggressive in mating & territory protection. Have

> seen one attack a Bald Eagle in flight Thanks to American Nat Hist Museum

> for funding and Garrett Eddy for early study info. David

> 

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