The eldest are documented at around 9 years. There's no way to compute
an average.
For this and other longevity questions, this is the most accurate
source:
https://www.pwrc.usgs.gov/BBL/longevity/Longevity_main.cfm
John
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John and Sue Gregoire
Field Ornithologists
Kestrel Haven Migration
How long, on average, do goldfinches live?
*"True compassion is more than flinging a coin at a beggar; it comes to see
that an edifice which produces beggars needs restructuring." — Rev. Dr.
Martin Luther King, Jr.
*
On Mon, May 29, 2017 at 9:05 PM, Peter
