churn verb (CUSTOMERS) âº [ I or T ] specialized business If customers churn between different companies that provide a particular service, they change repeatedly from one to another.
Worms are not insects. Insects are in the Phylum Arthropoda, in the class Insecta. All Arthropoda have jointed body parts while Annelids are segmented but not jointed. Earthworms are in the class Oligochaeta (meaning they are segmented worms with only a few bristles). There is a bigger difference worms and Insects than between a Reptile and a Mammal.
The phylum includes earthworms, leeches, and marine worms known as polychaetes. Species in this phylum have metameric bodies.here are about 15,000 species in this phylum. The phylum includes earthworms, leeches, and marine worms known as polychaetes. Species in this phylum have metameric bodies. Metameric bodies are divided into segments called annuli. The annuli are covered in tiny hairs called setae. Setae help the worms move.