Complex sentence: Dr. George Beals Schaller (born 1933) is a mammalogist, naturalist, conservationist and author, and is recognized by many as the world's preeminent field biologist, studying wildlife throughout Africa, Asia and South America.
Split into simpler sentences: Dr. George Beals Schaller (born 1933) is a mammalogist, naturalist, conservationist and author. Schaller is recognized by many as the world's preeminent field biologist, studying wildlife throughout Africa, Asia and South America.