The attribution of human traits, emotions, or intentions to non-human entities.
You can't possibly know whether crows even experience "anger," much less that's what this one was displaying.
Since emotion arises from the limbic portion of the brain, if memory serves, then yes a crow could get angry. They are also smart critters. Not as smart as an African Grey Parrot, but smart. They are natural ‘tool users’. Had one in my yard picking up broken shells of walnuts and taking them up into the tree looking to find just the right branching to place the hull into so it could dig out the pulp. Did it over and over. My cats wouldn’t even rush it. They just paced on the porch flicking their tails as if trying to make up their minds whether to chase it or ignore it. It was a big crow ...