1. (noun) nocturnal or crepuscular herons

• night heron

1. (noun) nocturnal or crepuscular herons

• black-crowned night heron
• nycticorax nycticorax
• nyctanassa violacea
• yellow-crowned night heron

1. (noun) nocturnal or crepuscular herons

• heron

2. (noun) any bird that cries at night

• night bird