Volunteer Bird Surveys – Results, Trends and Surprises

Northern FlickerVolunteer participants in Project Feederwatch, the Audubon Society Christmas Bird Count and similar efforts have been providing ornithologists with much-needed data for decades.  It’s simple to get involved, and there’s still time to help out in this winter’s programs (please see article below).  Today I’d like to summarize some results from both this winter and last.

Project Feederwatch

Overseen by the Cornell Laboratory of Ornithology and several Canadian organizations, Project Feederwatch attracted 15,699 participants last winter (2009-2010).  Altogether, 112,590 lists, documenting a staggering 5,855,881 individual birds, were submitted.

California and the Southwest

Pine Siskins, Pine Grosbeaks and Redpolls, which often move as winter arrives, were quite scarce; this was likely due to the availability of food in Canada.

Leading all species in the region’s counts were House Finches, Dark-Eyed Juncos, Mourning Doves, Western Scrub Jays and White-Crowned Sparrows.  Steller’s Jays and Cooper’s and Sharp-Shinned Hawks (both of which visit feeders in search of prey) were less in evidence than usual.

Lesser Goldfinches, Ruby-Crowned Kinglets and introduced Eurasian Collared Doves were seen in near-record numbers, while populations of Golden-Crowned Sparrows, Pine Siskins and Purple Finches seem to have declined.

The Northeast

Chickadees, Mourning Doves, Dark-Eyed Juncos, Downy Woodpeckers and Blue Jays maintained their traditional “top 5” status, but all were seen in less-than-expected numbers.

Brown-Headed Cowbirds and Purple Finches were not abundant, and Redpolls were nearly absent.  On a positive note, Northern Flickers, Chipping Sparrows, and Eastern Bluebirds seem to be on the increase.  The introduced Eurasian Collared Dove continues to expand its range.

Please see the report below for summaries of counts held in other parts of the USA and Canada.

New York State

Cyanocitta stelleriI hope you’ll pardon my emphasis on my home state… While NYC may not seem ideal bird-counting territory, the grounds of the Bronx Zoo, Central Park and other hotspots have yielded over 250 species each.  Having haunted such places since childhood, I’ve seen a good many, including such notables as Long-Eared Owls and Bald Eagles.

The frigid environs of Albany would seem as forbidding to birds as does the Bronx, but here again there were many surprises.  The NYS Department of Environmental Conservation’s New Year’s Day Count revealed range expansions for Tufted Titmice and Northern Cardinals, both of which were absent from the region 50 years ago.  Red-backed Woodpeckers and Yellow-Bellied Sapsuckers, first observed in 1989 and 2008, respectively, seem to be there to stay.

Volunteer bird-watchers amass reams of data that could not be gathered b any other means…and all of it is used by ornithologists to track the health of native bird populations. 

 

Further Reading

Project Feederwatch Results

How Birders can Contribute to Conservation

Video: Cooper’s Hawk on patrol at bird feeder

Steller’s Jay image referenced from wikipedia and originally posted by Jerry Keenan

The Natural History and Captive Care of the Blue Gray Tanager

Thraupis episcopusBlue is an uncommon color in the avian world, and even more so among those birds that are kept in captivity.  When blue does occur, it is usually quite startling – Blue Jays, for example, rarely fail to draw attention; in fact, a co-worker reported that a pair had long been the star attraction of the Moscow Zoo’s Bird House.  Today I’d like to introduce one of the few “all blue” birds available to hobbyists in the USA, the Blue Gray Tanager, Thraupis episcopus. 

Classification

Blue Gray Tanagers are classified in the family Thraupidae, members of which range throughout North, Central and South America.  Many, such as the Scarlet Tanager (please see photo), are brilliantly colored.  US hobbyists may not keep native species, but the Blue Gray is legal, and captive-bred specimens are often easy to find. Read More »

Feeding Finches – Tips and Special Considerations – Part 2

Fringilla coelebs chaffinch MalePlease see Part 1 of this article for a discussion of the importance of offering your finches more than a simple “seed-only” diet.  Today I’d like to suggest some foods that will help to keep your birds in good health and brilliant color, and which may encourage breeding.

Live Insects and other Invertebrates

Insects and other invertebrates are essential for most finches, and critical during the breeding season. I’ve always maintained insect traps, such as the Zoo Med Bug Napper, to help meet the needs of my finches. 

Try collecting small grasshoppers, crickets, sow bugs, beetles, flies, termites, grubs and moths.  Please see my articles on Collecting Feeder Insects to learn more about increasing dietary variety.  Consider raising mealworms as well, so that you’ll always have a supply of nutritious pupae and newly-molted grubs on hand. Read More »

African Grey Parrot Wins International Talking Contest…and a Movie Role!

Eli DukeContests in which parrots and other birds are judged based on their appearances are a long tradition…but what about their other qualities? Participants in human beauty pageants are judged on both appearance and talent…and now, it seems, that parrots are as well in some contests.  Recently, an African Grey Parrot named Mishka won the World Wide Parrot Talking Competition – without having to reveal any “skin”!

Tough Competition

The contest, sponsored by Besttalkingparrot.com, attracted 60 talented parrots from points as widespread as Chile, Canada, Australia and Africa.  The winner, three-year-old Mishka, resides with her owner and family members in a small apartment near Johannesburg, South Africa.  Read More »

Feeding Finches – Tips and Special Considerations – Part 1

Gold Finch

Many popular finches will live for years on relatively simple diets composed of a few types of seed.  However, studies of wild finches have revealed that most consume a wide range of other foods.  The following suggestions will help you to maintain your finches in peak health, color and breeding condition… a bit more work than simply filling a feed cup with seeds each day, but well-worthwhile. Read More »

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