Macaulay Library - bird, animal video & sound

The Macaulay Library archive at the Cornell Lab of Ornithology.

All archived analog recordings in the collection, going back to 1929, have now been digitized and can be heard at www.MacaulayLibrary.org. 



For more fun, follow their Facebook feed.  Bird call games.  News.

Pondering the unknown.

I'm sorry.  You need at least one more angle defined before you can calculate the area.

Pondering the unknown is its own reward, so keep at it anyway.

(Kliban was the "cats" cartoonist.  Example below.  I was not intrigued by his "cats" cartoons when I was growing up but I love all his other stuff.)