The Central Park Effect

This Birding Life/Bird Watcher

13 years ago

Episode 42: Jeffrey Kimball and Birders: The Central Park Effect

bill thompson

bird watcher's digest

optics

the central park effect

jeffrey kimball

+5

+4

+4

+4

+4

+3

+2

+2

+1

43:22

bill thompson

bird watcher's digest

optics

the central park effect

jeffrey kimball

+5

+4

+4

+4

+4

+3

+2

+2

+1