New Caledonian crows extract prey faster with complex hooked tools

Thursday, January 25 2018 @ 05:14 AM EST

Contributed by: IrishEyes

22 January 2018


Biologists have discovered why some crows ‘craft’ elaborate hooked tools out of branched twigs.
SCIENCEDAILY.COM

Read More: https://www.sciencedaily.com/releases/2018/01/180122150756.htm


Hancock Wildlife Foundation
http://archive.hancockwildlife.org/article.php/NewCaledonianCrowsExtractPreyHookedTools