video1.0<iframe src="https://www.loom.com/embed/604853d0c92c498ab595770a881a441e" frameborder="0" width="1280" height="960" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>9601280Loomhttps://www.loom.com9601280https://cdn.loom.com/sessions/thumbnails/604853d0c92c498ab595770a881a441e-00001.gif205BBC Two - Chris Packham's Animal Einsteins, Series 1, Travellers, The genius of collective intelligence