Re: [cayugabirds-l] Why cowbirds foster their eggs to other birds

2011-06-27 Thread Geo Kloppel
Marilyn only caught the tail end of the radio spot, and didn't get the names of any experts. But here's an article that discusses the origins of brood parasitism: http://beheco.oxfordjournals.org/content/17/2/196.full.pdf For each of a number of avian lineages in which obligate interspecies

Re: [cayugabirds-l] Why cowbirds foster their eggs to other birds

2011-06-26 Thread Geo Kloppel
Hi Marilyn, This article from the Smithsonian National Zoo covers your question: http://nationalzoo.si.edu/scbi/migratorybirds/fact_sheets/default.cfm? fxsht=3 -Geo On Jun 26, 2011, at 9:06 AM, Marilyn Ray wrote: Hello Birders, The other day I got into my car just as a show about birds

RE: [cayugabirds-l] Why cowbirds foster their eggs to other birds

2011-06-26 Thread Marie P Read
...@list.cornell.edu] On Behalf Of Geo Kloppel [geoklop...@gmail.com] Sent: Sunday, June 26, 2011 10:01 AM To: CAYUGABIRDS-L Subject: Re: [cayugabirds-l] Why cowbirds foster their eggs to other birds Hi Marilyn, This article from the Smithsonian National Zoo covers your question: http://nationalzoo.si.edu/scbi

RE: [cayugabirds-l] Why cowbirds foster their eggs to other birds

2011-06-26 Thread Kevin J. McGowan
-37740256-5851...@list.cornell.edu] On Behalf Of Geo Kloppel [geoklop...@gmail.com] Sent: Sunday, June 26, 2011 10:01 AM To: CAYUGABIRDS-L Subject: Re: [cayugabirds-l] Why cowbirds foster their eggs to other birds Hi Marilyn, This article from the Smithsonian National Zoo covers your question: http