Amazon blowgun

I believe they use strychnine as the poison on the darts. I've had a very good book for decades, called "A Sporting Chance" by Daniel P. Mannix (I think that's right; now I'll go to Amazon.com and see if I can find it) that has a chapter on blowguns, as well as chapters on all kinds of other strange and cool forms of hunting. Including, of all things, flying frogs that catch birds for you.

I was right! Here it is:

It's a very good book, as I said. I'm pretty sure it's out of print, but they have it.