I am a crab and I have evolved at least five separate times, but no one knows why

Underwater scene with migrating crabs and other small marine creatures among colorful coral reefs

We are present around the world, in every ocean, in some lakes, even on dry land.  We are an old, proud order having shared the world with the dinosaurs 200 million years ago, but some of us aren’t even true crabs. They are imposters that have evolved separately, over and over again. I am a… Continue reading I am a crab and I have evolved at least five separate times, but no one knows why

The Edge of Sentience and the beauty of being wrong

Can octopuses feel pain and pleasure?  What about crabs, shrimp, insects, and spiders?  The phrase “thought provoking” is frequently overused, but Professor Jonathan Birch’s new book on animal sentience and what we can do about it deserves the accolade and then some.   When I was asked to review an advance copy of Professor Jonathan… Continue reading The Edge of Sentience and the beauty of being wrong