The common rat, scientifically known as Rattus norvegicus, is a medium-sized rodent found in various habitats worldwide. They typically have a robust body, a long tail, and small ears. Common rats are known for their adaptability, allowing them to thrive in urban areas, farms, and forests. They are primarily nocturnal and are often seen scavenging for food. These rats are omnivorous, feeding on a wide range of foods, including grains, fruits, and even small animals. Common rats are social creatures, often living in groups. They play a significant role in ecosystems but can also be pests, causing damage to crops and spreading diseases.