Caprimulgus Europaeus, also known as the European nightjar, is a bird species that belongs to the Caprimulgidae family. In various regions, the European nightjar is also known as the Eurasian nightjar and the common goat-sucker. These synonyms are derived from the characteristics and behavior of the bird species. The term goat-sucker comes from the myth that the bird would drink milk from goats at night. European nightjars are also commonly known as moths hawks, as they feed on flying insects such as moths. The bird species is found throughout Europe, Asia, and North Africa, and is known for its distinctive song heard at night.