Answer to Question #267567 in Zoology for Nah JT

Question

1:explain the concepts of mass extinctions and causes of mammals extinctions.

2:what are the importance of mass extinctions over time with emphasis to Permian Triassic extinction.

Answer 1

Mass extinctions happen because of climate change, asteroid impacts, massive volcanic eruptions or a combination of these causes. .This event seems to be the combination of massive volcanic eruptions (the Deccan Traps) and the fall of a big meteorite.