Evolution & Origins of Life

How Long Have Sloths Been Around?

Why Do Island Chains Provide Ideal Conditions for Adaptive Radiation?

Do Seals Have Legs or Flippers?

The Nearest Living Relatives of Crocodiles and Alligators

What Was Darwin’s Key Contribution to Science?

What Did Sea Turtles Evolve From?

What Are the 7 Stages of Human Evolution?

What Birds Don’t Have Wings? The Truth About Flightless Birds

When Did Primates First Evolve?

How Have Horses Changed Over Time?

Are Hippos Related to Pigs? Their True Evolutionary Link

What Period Did Spinosaurus Live In?

Where Would You Most Likely Find a Nebula?

How Can Three Different Types of Males Evolve in One Population?

What Did the T. Rex Evolve From?

What Is the Most Well-Preserved Dinosaur Ever Found?

Where Did Mosquitoes Originate From?

Why Do Males Fight for Females? The Evolutionary Reason

Is the Y Chromosome Disappearing?

The Three Kingdom System Included What Three Kingdoms?