A rep for Charles Kelley was not immediately available for comment. Truth or rumor, when news that the singer was splitting hit the internet Sunday (October 18), Twitter immediately exploded with pithy commentary.
Best Answer: Blame it on the comet that struck earth. All animals larger then 10kg died of. Just leaving behind small mammals, small reptiles and tiny beaked flying dinosaurs (birds). All the cool giant dinosaurs died out and you just left with tiny birds which evolve to various bird species including the chicken.
The earliest birds evolved in the Late Jurassic and Early Cretaceous periods. The origin and evolution of birds was a subject of much debate amongst scientists. Now, much evid â¦ ence suggests that they evolved from small theropod dinosaurs.