Lack of environmental constraints hypothesis suggests preadaptation of some invaders to existing environmental conditions.

With few limitations to many abiotic environments, these invaders can grow quickly and outcompete native species

TLS Online TPP Program

#Id: 1837

#Unit 11. Evolution and Behavior

Cretaceous- Diversity of angiosperms and last dinosaurs extinct 

TLS Online TPP Program

#Id: 1838

#Unit 11. Evolution and Behavior

Paleogene- Radiation of mammals, birds, snakes, angiosperms, pollinating insects

TLS Online TPP Program

#Id: 1839

#Unit 11. Evolution and Behavior

Neogene- Increasingly cool, dry climate; grasslands spread; modern families of mammals and birds; first apes

TLS Online TPP Program

#Id: 1840

#Unit 11. Evolution and Behavior

Quaternary- Extinctions of large mammals, and birds; evolution of Homo sapiens, spread out of Africa

TLS Online TPP Program

#Id: 2221

#Unit 11. Evolution and Behavior

Dryopithecus is considered as the common ancestor of the apes and man. 

TLS Online TPP Program

#Id: 2222

#Unit 11. Evolution and Behavior

Dryopithecus -Australopithecus afarensis- Homo habilis - Homo erectus - Homo heidelbergensis-Neanderthal and Homo sapiens