Science

The last post, Cowbirds 101, received a few comments which I’d like to address.

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cowbirds 101

November 30, 2005

in Birds, Science

Many people have an immediate negative reaction to cowbirds, and it’s often based on a lack of understanding about their ecology and impact on other birds. Let’s start out this series of posts by getting to know cowbirds.

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Recently, there has been a buzz going around birding and conservation lists about some funding cutbacks for Kirtland’s Warbler management. Specifically, some of the cowbird trapping will be reduced. A message circulating regarding the cuts from one organization calls for…

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For many years, I have judged a middle school science fair at a very affluent private school where two close friends are teachers. I always enjoy it. My fellow judge for eighth grade biological science projects is a riot, and…

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more collared geese

November 15, 2005

in Birds, Field work

The other day I posted on reporting neck-collared Canada Geese. Since then, I’ve come across another group of geese near home, of which ten had collars. Remarkably (or not, site fidelity is one thing we learn from these types of…

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Belle Isle Park, Detroit New York’s Central Park was not the only magnificent city park designed by Fredrick Law Olmstead. The largest city-owned park in America, Detroit’s own Belle Isle, was also an Olmstead work. Located in the Detroit River…

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On November 7, 1805, the Corps of Discovery reached the estuary of the Columbia River. Mistaking it for their goal, the Pacific Ocean, Corps co-leader William Clark writes in his journal: “Ocian in View! O the joy!” Although November 7…

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Legions of tiny black and white birds are moving south from Canada in droves. Consider these reports (keyed on the map): Banders in Toronto, at Tommy Thompson Park along Lake Ontario (A on map), band over 200 of these birds…

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Hurricane Wilma, a slow-moving category 4 storm, is currently spinning over Cozumel Island off Mexico’s Yucatan Peninsula. It is expected to remain there for the next 24 to 36 hours. At this point, we are all familiar with the damage…

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Any day now, American Tree Sparrows (Spizella arborea) will arrive to spend the winter. They share honors with Red-bellied Woodpeckers and Ring-necked Ducks in being comically misnamed. American Tree Sparrows (tree sparrows for short, although they should not be confused…

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