Segmented worms (Annelida) are a group of invertebrates that includes about 12,000 species of earthworms, ragworms and leeches. Segmented worms live in marine habitats such as the intertidal zone and near hydrothermal vents.egmented worms are classified within the following taxonomic hierarchy: Animals Invertebrates. Segmented worms are divided into the following taxonomic groups: 1  Polychates-The polychaetes include about 12,000 species that are characterized by having multiple hairs on each segment.
The average salary of a dog trainer was $38,000 a year as of May 2014, according to the job site Simply Hired. That compares to an average yearly salary of $31,030 for all types of animal trainers, according to May 2013 data from the Bureau of Labor Statistics.
Top Pay in D.C. As of May 2014, dog trainers averaged the highest annual salaries of $60,000 in Washington, D.C. They averaged $46,000 in Massachusetts, which ranked second among the states and District of Columbia.South Dakota and Mississippi employers paid their dog trainers the least at an average of $29,000 for each state.op Pay in D.C. As of May 2014, dog trainers averaged the highest annual salaries of $60,000 in Washington, D.C. They averaged $46,000 in Massachusetts, which ranked second among the states and District of Columbia.