What happened with Archaeopteryx?
10,000 Birds
AUGUST 18, 2011
You and your colleagues are experts on the history of France, Poland, Spain, all those European countries. The trait must then be identifiable as to whether or not it exists in a certain species. Imagine you study history. In other words, it must be measurable and consistent, what we call in the trade “well behaved.&#
240 
Let's personalize your content