Question

clue #7: the anatomy chart mystery
you discover a torn anatomy chart on the floor. the visible portion shows this song lyrics:
♪ \weve got segments, oh so many,
each one special, not just any!
setae help us grip and crawl,
through the dirt, we move through all!
closed circulation pumps our blood,
hearts that beat through flesh and mud!\ ♪
detective challenge: this song describes which phylums key anatomical features?
hint: the song mentions \segments\ and \setae\ (bristles) - think about which group has bodies divided into repeating sections with tiny bristles for movement!
whats your answer, detective?

Explanation:

The song mentions "segments" and "setae" (bristles). Annelids have segmented bodies and setae for movement. They also have a closed circulatory system as described in the song.

Answer:

Annelida