What vertebrates have a two chambered heart?
1 Answer
Jul 7, 2015
It's fishes.
Explanation:
Class - Osteichthyes
This class includes animals that are both marine and fresh water fishes with bony endoskeleton. Two-chambered heart is present, with one auricle and one ventricle.
Source: http://biology.tutorvista.com/organism/vertebrates.html