Pros: Introduced in 1981, aspartame is one of the most studied sweeteners on the market. Despite the rumors, thereâs no conclusive evidence of a link between aspartame and cancer, according to the FDA and American Cancer Society.
Mammals appeared on the earth long before the extinction of the dinosaurs; in fact, dinosaurs and mammals originated within 10 million years of each other, in the late Triassic about 200 million years ago.
This period started 248 million years ago and finished 213 million years. This period was the beginning of the Mesozoic era. Life in the Triassic Period Dinosaurs and other reptiles became the dominate land animals. Frogs appeared and later the first tortoises, turtles and crocodiles.