Cenozoic - Periods and Epochs
Evolution of the Whales (first carnivorous land animals)
Hoofed herbivores called ungulates
Primates appeared/evolved 40 m.y. ago
Eocene climate changes- global warming in early eocene followed by 3 episodes of global cooling
Cenozoic=age of mammals
Neogene=age of herbs
Evolution of snakes
Messinian salinity crisis that caused the sea level to be lower
3.2 m.y. ago modern ice age
Wisconsin - maximum advance of the ice-recent glacial maximum
development of the ice ages
know the human evolution
homo=larger brain size, >600 cubic centimeters
ausholopitecus->homohabitus->homoerectus(monkey man/java man/inthecanthropus)
homo hemdemous homo sapiens
which 2species have become extinct in the recent erpoch
wooping crane and bald eagle
passenger piegeon and dodo
dodo and bisen
alligator and rinosaurous
which 2 prehistoric mammals ressemble the elephant
mastodon and brontotherium
which 2 periods are in the cenozoic
the most dramatic evolutionary development in neogene ocean was the expansion of
whales
invertabreate
aquatic