Hi Bo,
I don't know WHY they didn't learn to climb down trees but it is a nice
distinguishing feature - nuthatches are, to my knowledge, the only birds
which can go down head first.

> Dear tweeters,
> I enjoyed watching the Brown Creepers going up the tree and then fly to
> the bottom. I also enjoyed watching the Great Gray Owl, especially when it
> flew from snag to snag. Does anybody know why the Brown creepers climb up
> a tree and then fly down to the bottom of another?
> -Bo

Reto Riesen
Dept.Chem.,UBC
Vancouver,B.C.
riesenr at chem.ubc.ca