Definition
'Hirundo rustica' is the scientific name for the barn swallow. It's how scientists around the world can be sure they're talking about the same bird. This name captures the essence of the barn swallow's lifestyle. 'Hirundo' is the genus, while 'rustica' specifies this particular species within that group. Remember it as the ID card for a feathered friend. It guarantees that no matter where, people know exactly which bird is meant.