Biology
What drove the evolution of animals through time?
Quick fact
Animals evolved from earlier life forms through gradual changes passed down across generations.
Why this is interesting
Every animal alive today is connected through a vast evolutionary history stretching back hundreds of millions of years.
Read the full explanation
Understanding What drove the evolution of animals through time?
Genetic variation, environmental pressures, and natural selection caused populations to develop different adaptations.
A deeper explanation
Animal evolution is not a straight path toward improvement. It is a branching process where different species adapt to different environments, creating the diversity of life we see today.