Http://en.wikipedia.org/wiki/Tiktaalik#Description http://www.sciencemuseum.org.uk/antenna/fishfingers/ http://news.bbc.co.uk/2/hi/science/nature/4879672.stm http://tiktaalik.uchicago.edu/ Terminology: tetrapod Tiktaalik Questions: 1. Tiktaalik appears to be an intermediate between what two major types of organisms? 2. What key feature of Tiktaalik suggests that this species was active and mobile on land at least part of the time? 3. How did Tiktaalik breathe? 4. This species was thought to occupy “warm, equatorial swamps.” Huh? Where did they find this fossil again? How then could it have occupied “warm equatorial swamps”?