Latest Gregory M. Erickson Stories
Experts say new research reveals that the Archaeopteryx, which has long been viewed as the archetypal first bird, was actually a lot less "bird-like" than scientists originally thought.
Scientists had long wondered about the origins of polygamy and paternal care patterns among modern-day Paleognathes -- an ancient avian lineage that branched off soon after birds evolved from dinosaurs and includes ostriches, emus and tinamous.
Even the powerful tyrannosaurs seem to have encountered a midlife crisis. Once they made it to about age 2 they could take on just about any other predator and had very little mortality until they reached sexual maturity in their teens.
- totally perplexed and mixed up.