Hallucigenia

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References

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Vincent Van Gogh, Self Portrait. Oil on canvas, 1887.

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A History of U.S. Presidential Elections in Maps

Jackson (Wyoming, United States). Jackson Lake (also called Jackson Hole), southern end of the Teton Range (the Grand Tetons), Grand Teton National Park, Wyoming, USA

7 Wonders of America

An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.

11 Egyptian Gods and Goddesses

Andrew Jackson delivering a speech while on his way to Washington, D.C., for his inauguration in 1829. From Harper's Weekly, 1881.

5 Remarkably Close U.S. Presidential Elections

Washington DC.,USA, April 26, 1989. Supporters for and against legal abortion face off during a protest outside the United States Supreme Court Building during Webster V Health Services

Pro and Con: Abortion

Hallucigenia

fossil animal

Learn about this topic in these articles:

Burgess Shale formation

In Burgess Shale
Such unusual fossils as Hallucigenia, a creature with a long tubular body and two rows of tall dorsal spines; Wiwaxia, an oval creature with two rows of spines down its plated back; and Opabinia, which had five eyes and a long nozzle, have led many scientists to conclude that…
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