Mesozoic that would move into their current positions during the next era. The climate of the Mesozoic was varied, alternating between warming and cooling periods. Overall, however, the Earth was hotter than it is today. Dinosaurs appeared in the Late Triassic and became the dominant terrestrial vertebrates early in the Jurassic, occupying this position for about 135 million years until their demise at the end of the Cretaceous. Birds first appeared in the Jurassic, having evolved from a branch of theropod dinosaurs. The first mammals also appeared during the Mesozoic, but would remain small—less than 15 kg (33 lb)—until the Cenozoic.
Million Years Ago (song) Million Years Ago (song) "Million Years Ago" is a song recorded by English singer and songwriter Adele for her third studio album "25" (2015). The song was written by Adele Adkins and Greg Kurstin, with production of the song provided by the latter. Lyrically, the track is about how fame has personally affected her and everyone around her. On Adele at the BBC in 2015, she stated that the song was, ""kind of a story about … I drove past Brockwell Park, which is a park in South London I used to live by. It’s where I spent a lot