In animal kingdom annelids are the first animals to develop blood,Then in which animals first lymph is evolved?
- Posts: 32
- Joined: Thu Jul 19, 2012 4:05 pm
- Location: India
I don't know why you would think blood appeared first with annelids...
- Posts: 1205
- Joined: Thu Mar 02, 2006 5:29 pm
- Location: New York, USA
Return to Zoology Discussion
Who is online
Users browsing this forum: No registered users and 1 guest