STUDY

DINOSAUR LIVES
NUMBER OF
YEARS AGO

4,600 MILLION
EARTH FORMED



3,8000 MILLION
FIRST LIVING THINGS


500 MILLION
FIRST FISH


400 MILLION
FIRST LAND PLANTS


380 MILLION
FIRST INSECTS


345 MILLION
FIRST AMPHIBIANS

300 MILLION
FIRST REPTILES


220 MILLION
FIRST DINOSAURS


190 MILLION
FIRST MAMMALS


I45 MILLION
FIRST BIRDS


65 MILLION
DINOSAURS DIE OUT


55 MILLION
AGE OF MAMMALS


2 MILLION
 FIRST HUMANS