Leghorns are a breed of chicken known for their hardiness and high egg-laying ability. While "leghorns" is the most common name for this breed, there are several synonyms that can be used. Some of these include Legbar, Livorno, and White Leghorn. These names are often used interchangeably and refer to the same breed of chicken. The Leghorn is a popular choice for both backyard and commercial egg production due to their prolific egg-laying ability. These birds are also known for their active and energetic personalities, making them a joy to watch in a backyard setting.