fish, reptiles, insects, and vascular plants
there were crystals
The Cenozoic or "recent life" era
Reptiles (I think)
Mammals evolved adaptations that allowed them to live on land, in the air, and in the water during the Cenozoic Era. The Cenozoic Era began approximately 65 million years ago.
Angiosperms They produced seeds that are protected they are the most diverse and abundant land plants today. Present day angiosperms that evolved during the mesozic era include magnolia and oak trees.
there were crystals
The Cenozoic or "recent life" era
saber-toothed cats
Jellyfish and other multi-cellullar organisms evolved during the Cambrian era.
paleozoic
Reptiles (I think)
Ferns were not introduced but evolved during late Paleozoic Era .
Precambrian
increased greenhouse effect
Mammals evolved adaptations that allowed them to live on land, in the air, and in the water during the Cenozoic Era. The Cenozoic Era began approximately 65 million years ago.
Angiosperms They produced seeds that are protected they are the most diverse and abundant land plants today. Present day angiosperms that evolved during the mesozic era include magnolia and oak trees.
Dinosaurs first evolved 231.4 million years ago in Pangaea. This was during the beginning of the Mesozoic era, in the Triassic period.