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Birds--General/Expert Profile

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Any and all questions about WILD birds - not caged, domestic or poultry. Can answer questions about identification, taxonomy, behavior, courtship, plumage, flight, or anything else. Wild birds only, please.

Experience in the area

Taught ornithology (the study of birds) at the university level for 30 years. Have written five books on birds, published 30 scientific articles, write a blog on birds, have the website, lectured to hundreds of groups on birds,and have traveled to 90 countries studying birds.


A variety of ornithological and conservation organizations.


Real Simple Magazine, Enterprise-Record, and several ornithological and ecological journals.


PhD in Zoology with emphasis in ornithology.

Awards and Honors

Professional Achievement Award, Jack Rawlins Chair of Environmental Literach.

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Thomas02/26/17101010Thank you. I will do everything I .....
Susan09/14/16101010I didn't really think about that. Thank .....

Recent Answers from Roger Lederer

2017-02-26 bird identification and whether it is still a baby:

It is an immature goldlfinch but not a baby, Best thing to do is contact your nearest wildlife rehab center or wildlife official. It is VERY difficult to raise a baby or injured bird unless you have experience

2016-11-14 Wild birds and abilities:

Jeffrey, these are very good questions but the answers are long and complex, so I'll just touch on a few points.  Bar-headed Geese regularly migrate over the Himalayas and fly at 7-8000 meters. They can

2016-09-18 Baby doves:

If they are about three weeks old, they are out of the nest being taken care of by their parents. The very best thing to do is immediately release them where you found them, I know you mean well, but you

2016-09-14 Magpies.:

Magpies eat most anything so I can't tell you what attracts them to your yard. Don't "befriend" because if they get used to people, they invariably end up getting killed by a cat, dog, or kid with a BB

2016-08-15 flight path of Canada geese:

There is one major flyway in the west, the Pacific Flyway, that waterfowl migrate down, but it's only a general concept. Canada Geese as well as other waterfowl generally follow the flyway, but it is several


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