The tree of life is a massive framework that maps every living organism, showing how species evolved and branched over ...

Scientists have discovered which animal was the first to branch off from our collective common ancestor. For years, debate had raged over whether the first to diverge was the sea sponge or the comb ...

In the world of phylogenetics, there’s team sponge and team comb jelly. Which creature roots the animal tree of life — the simple sponge or the more complex comb jelly — has stirred fierce debate ...

Frontmatter -- CONTENTS -- PREFACE AND NOTES -- ACKNOWLEDGMENTS -- 1. Before Animals -- 2. Phylogenetics and the Base of the Animal Tree of Life -- 3. Ctenophora -- 4 ...

Here’s what you’ll learn when you read this story: Scientists have discovered which animal was the first to branch off from our collective common ancestor. For years, debate had raged over whether the ...

All animals on Earth share a common ancestor. Trace back the history of any creature from humans to slugs, and you’ll eventually be able to follow all of the branches on the animal tree of life back ...