👉 The term "chaetognatha" is a genus of birds in the family Chordata. It includes many species that are found on land and have feathers, which are used for flight. The name "chaetognatha" comes from the Greek word "chaeta," meaning feather. Chaetognatha can be broadly categorized into two main groups: the "cichliforms" (fish) and the "boreal birds." They are characterized by their feathers, which