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ANIMAL EVOLUTION

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307 million years ago

First Land Herbivore: Tyrannoroter heberti

2026 Discovery Pushing Back Herbivores

Herbivores

Once vertebrates evolved the amniotic egg and dry-land independence, new body sizes and digestive strategies became possible. The Tyrannoroter heberti from about 307 million years ago was among the first land herbivores.

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When did blood evolve in life on Earth?

Blood has been evolving for over 500 million years...

...and every drop in your veins carries that history.

Blood

Blood evolved as a vital fluid for transporting nutrients and oxygen, starting around 1.2 billion years ago. The real breakthrough came 500 million years ago with hemoglobin, enabling efficient oxygen transport. This evolution allowed life to grow more complex, leading to the diverse organisms we see today.

Life learns to move, sense, and survive!

The rise of a nervious system to a brain.

Animal evolution traces the long story of how movement, senses, behavior, and intelligence emerged over hundreds of millions of years. From early multicellular life to the vast diversity of animals today, this section explores how natural selection shaped bodies, instincts, and survival strategies.

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