Specially trained spaniels—aka turtle dogs—are helping researchers find and study elusive ornate box turtles.

It was a bonnie morning 410 million years ago in what are now the Rhynie chert fossil beds in Scotland. The mists had begun to lift and swirl over the landscape, where hot springs burbled, lichen pape...

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Whole-genome duplication (WGD) has had profound macroevolutionary impacts on diverse lineages,1,2 preceding adaptive radiations in vertebrates,3,4,5 t…