e extinct and most of the animals died of starvation (5:196). Other theorists have agreed that a lack of sunlight caused the last great extinction, but have suggested that volcanic eruptions caused the cloud which blocked the sun's rays (1:151). Yet another theory claims that changes in the global temperature caused the mass extinction which occurred during the late Cretaceous period (1:156). Suppor
Biological Extinction. (1969, December 31). In LotsofEssays.com. Retrieved 18:04, May 19, 2024, from https://www.lotsofessays.com/viewpaper/1705360.html