👉 The term "sphaeromidae" refers to a family of marine invertebrates that includes various species from the order Sphingidae. These animals are characterized by their spherical bodies and their ability to move through water, which is why they are also known as "swimmer-spirals." They can be found in both freshwater and saltwater environments, living on the surface of bodies of water like lakes, rivers, oceans, and even in the deep ocean. Some of