https://pinboard.in/u:ignatz/public/ recent bookmarks from ignatz 2022-11-03T16:59:59+00:00 https://www.scientificamerican.com/article/crows-perform-yet-another-skill-once-thought-distinctively-human/ ignatzcrows animals recursion https://pinboard.in/ https://pinboard.in/u:ignatz/b:a6ac5e5621ed/ 2012-01-14T01:00:02+00:00 http://www.theatlantic.com/technology/archive/2012/01/science-can-neither-explain-nor-deny-the-awesomeness-of-this-sledding-crow/251395/ ignatz animals intelligence crows wintersports https://pinboard.in/ https://pinboard.in/u:ignatz/b:35bcbba07018/ 2010-07-18T23:14:53+00:00 http://www.wireless.is/projects/crows/ ignatz animals learning birds crows wtf https://pinboard.in/ https://pinboard.in/u:ignatz/b:bc6f098bc1d8/ 2008-01-30T07:11:54+00:00 http://knurl.buzznet.com/user/video/play/2463541/now-thats-something-to-crow-about-hi/ ignatz science crows birds ethology video buzznet toolusing https://pinboard.in/u:ignatz/b:927c006a2516/