1 How did mammals originate?
2 Are there any 'missing links' between reptiles and mammals?
3 Why were mammals so rare in the Mesozoic?
4 Where did the modern mammalian groups, the monotremes, marsupials and placentals come from?
5 Why do marsupials today live only in Australasia and the Americas?
6 Why does South America have its own unique faunas of mammals?
7 Was Africa once isolated from other continents?
8 What are the closest living relatives of elephants?
9 Are there major disagreements between molecular and morphological evidence about the phylogeny of pla-cental mammals?
10 Was the history of Tertiary mammals affected by climate and vegetation change?
11 What are the closest living relatives of primates?
12 How big can a rodent be?
13 Were the large Pleistocene mammals killed by human hunters or by climate change?
Was this article helpful?