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Discover unusual facts about some of Earth's incredible animals

Discover unusual facts about some of Earth's incredible animals

Overview of unusual animal facts.
Encyclopædia Britannica, Inc.
  • Encyclopædia Britannica, Inc.
    These snakes mean business.
    Why Spitting Cobras Don't Technically Spit
    The video thumbnail image shows a spitting cobra shooting venom from its teeth.
  • Encyclopædia Britannica, Inc.
    And how do you even start to answer this question?
    Media Editor: Lauren Sims
    How Do We Know the Age of the Universe?
    Britannica editor Erik Gregersen, a white man wearing glasses, holds a microphone in front of a galaxy background. Displayed above him are the phrases: Ask an Editor, and How old is the universe?
  • Encyclopædia Britannica, Inc.
    About 4.6 billion years ago, a nebula collapsed. The rest is history.
    Media Editor: Lauren Sims
    Why Does the Earth Rotate and Revolve Around the Sun?
    Illustration showing Earth on the left and the Sun on the right with blue arrows forming a circle around the word "WHY?" in the center, representing Earth's rotation and revolution.