Worms (wow what a waste of a question)?

Question

How many hearts does a worm have?

My mom asked me to find out fer her. ><

Answer 1

Worms do not have a heart. There have a circulatory system and blood, but no heart.

Answer 2

http://search.yahoo.com/search?search=Ho...

Answer 3

From  http://www.naturalhistorymag.com/master....

&quot;... the earthworm has a closed vascular system, but instead of a heart, it has eleven contracting vessels, each of which pumps much as a heart does.&quot;

Answer 4

2 i think.... look on wikipedia.com

Answer 5

5 total sets of hearts, so 10 total