Eric Walker added Crows Playing Swinging from a Branch - YouTube to Corvus

Eric Walker added Crow Uses Plastic Lid to Sled Down Roof Over and Over Again - YouTube to Corvus

Eric Walker reordered the synonyms for American crow

Eric Walker added "American crow" to Corvus brachyrhynchos

Eric Walker added Corvus brachyrhynchos to Corvus

Eric Walker reordered the synonyms for Corvus

Eric Walker added The girl who gets gifts from birds - BBC News to Crows

Eric Walker added Friend or Foe? Crows Never Forget a Face, It Seems - The New York Times to Crows

Eric Walker added Crow - Wikipedia to Crows

Eric Walker added Crows and Why are dangerous Australian magpies so different to their docile European counterparts? - Neos Kosmos to Corvidae, and added Corvidae to Passeriformes

Eric Walker added Can Crows Make Mental Pictures of Tools? - The New York Times and New Caledonian crow - Wikipedia to New Caledonian crows, and added New Caledonian crows to Crows

Eric Walker added New Caledonian crows and a number of links to Crows, and added Crows to Corvidae