Tag: nature

Sex is a necessity for most species to survive. As evolution continues, are we approaching time when sex will no longer be a necessity? How is this possible? The video looks at the history of sex for numerous species. Fish, insects mammals, amphibians and everything in between are examined.

Seeing is believing not to mention evading, eating and surviving! Learn how the eyeball evolved from ancestors of jellyfish who developed light-sensitive cells to the unique adaptations that allowed primates to better exploit their habitat, while the ability to see colors helped them find food.

Speed, the ability to react and move, can often mean the difference between life and death in the animal kingdom. Some animals have evolved into champion fliers, swimmers, and runners. What are the forces that create this need for speed, and how do animal bodies adapt to go into overdrive.

Get ready to pry open some of the deadliest jaws on the planets we expose this fierce and ferocious anatomical weapon. Sharp, menacing and more than an eating apparatus, the jaws of many animals are key to their survival. Go back along the evolutionary line to discover how jaws developed in the first place.

Einstein & The theory of Everything HD (The Elegant Universe)