Scientists theorize that birds evolved from dinosaurs. This theory for the evolution of birds was brought about by the discovery of a fossil species possessing feathers. This fossil species called Archaeopteryx lithographica dates back to 150 million years ago and is thought to have evolved from dinosaurs called theropods. Archaeopteryx lithographica had two strong legs […]
The Gray Hawk (Asturina nitida) is a small raptor that is 15 inches in length and has a wingspan of 35 inches. It is predominantly gray in color, with its throat and belly being white with barred gray coloring. Its upper tail coverts are white and it has very pale colored plumage under its wings. […]
