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Surprising Fossils Upset Evolutionary Expectations

Here are some notable fossil finds that tell stories, not necessarily the Darwin kind.

The Birds that Didn’t Evolve

Birds live and birds die, but they have a hard time following Darwin's dictum to evolve or perish.

Bird Flight Story Falsified

A simplistic story about bird flight influenced a generation of evolution students, but it was wrong.

The Ostriches of Wyoming

Small as a chicken, this fossil ratite shows exquisite preservation and new puzzles for evolution.

Darwin Can't Win for Losing

Progress must be made with gains, not losses.

Archaeopteryx May Have Devolved from a Flying Bird

In all the debates about the status of Archaeopteryx between reptiles and birds, no one till now expected this wild idea: it lost its ability to fly.

Big Mean Bird Was Vegan

Diatryma, a giant flightless bird often portrayed as a wicked carnivore, may have gently dined on plants.
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