The 5 mass extinction events that shaped the history of Earth — and the 6th that's happening now

Biologists devise new way of comparing past, present extinction events

The 6 Largest Extinction Events on Earth and When They Occurred

Operant Conditioning Definition, Theory & Examples

Operant Conditioning Theory ( How to Apply It in Your Life)

SOLVED:Which of the following is an example of the use of extinction with operant conditioning? a. A mother ignores her child's temper tantrum so that the behavior ultimately goes away. b. A mother gives in to her child's demands for candy by buying the child some chocolate so as to quiet him or her. c. A mother spanks a child when he or she starts throwing a tantrum d. A mother gives a child chocolate prior to him or her asking for it so as to keep a tantrum from occurring in the first place.

What really caused the five mass extinctions in Earth’s history

Causes of extinction