Here is list of birds that resemble crows. You may not be able to notice the difference if you are far away.
Brewer’s Blackbird
Jackdaw
Rook
Common Grackle
Great-tailed Grackle
Common Raven
European Starling
Red-Winged Blackbird
Brown-Headed Cowbird
Magpies
Western Jackdaw
Pied Currawong
Alpine Chough
Currawong
Chihuahuan Raven
Yellow-billed Chough
Compare to this Crow photo:
Video Ravens vs Crows:
