Crows and ravens look frustratingly similar at first glance, but once you know what to look for, the differences are surprisingly clear.

When I stepped out of my truck in Coraopolis, I knew the sound right away. I was below the railroad tracks, in an area of mixed industrial and residential buildings behind the new municipal building.

In Colorado’s mountains, really big black birds are either American crows or common ravens, both of which can be found year-round throughout the state and both of which are often mistaken for the ...