Peter Holland is Linacre Professor of Zoology and Head of the Department of Zoology at the University of Oxford, and a Fellow of Merton College, Oxford. After a degree in Zoology and a PhD in Genetics he has spent the last 20 years undertaking research into the evolution of the animal kingdom, focussing primarily on the genetic and developmental differences between animal groups. He has published over 150 research papers on animal development and evolution.

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• 1. What is an animal? ; 2. Animal phyla ; 3. The evolutionary tree of animals ; 4. Basal animals: corals, sponges and jellyfish ; 5. The bilaterians: building a body ; 6. Lophotrochozoa: wondrous worms ; 7. Ecdysozoa: insects and nematodes ; 8. Deuterostomes I: starfish, sea squirts and amphioxus ; 9. Deuterostomes II: the rise of vertebrates ; 10. Deuterostomes III: vertebrates on land ; 11. Enigmatic animals ; Further reading

Peter Holland is Linacre Professor of Zoology and Head of the Department of Zoology at the University of Oxford, and a Fellow of Merton College, Oxford. After a degree in Zoology and a PhD in Genetics he has spent the last 20 years undertaking research into the evolution of the animal kingdom, focussing primarily on the genetic and developmental differences between animal groups. He has published over 150 research papers on animal development and evolution.

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• 1. What is an animal? ; 2. Animal phyla ; 3. The evolutionary tree of animals ; 4. Basal animals: corals, sponges and jellyfish ; 5. The bilaterians: building a body ; 6. Lophotrochozoa: wondrous worms ; 7. Ecdysozoa: insects and nematodes ; 8. Deuterostomes I: starfish, sea squirts and amphioxus ; 9. Deuterostomes II: the rise of vertebrates ; 10. Deuterostomes III: vertebrates on land ; 11. Enigmatic animals ; Further reading

Peter Holland is Linacre Professor of Zoology and Head of the Department of Zoology at the University of Oxford, and a Fellow of Merton College, Oxford. After a degree in Zoology and a PhD in Genetics he has spent the last 20 years undertaking research into the evolution of the animal kingdom, focussing primarily on the genetic and developmental differences between animal groups. He has published over 150 research papers on animal development and evolution.

Select Guide Rating

• 1. What is an animal? ; 2. Animal phyla ; 3. The evolutionary tree of animals ; 4. Basal animals: corals, sponges and jellyfish ; 5. The bilaterians: building a body ; 6. Lophotrochozoa: wondrous worms ; 7. Ecdysozoa: insects and nematodes ; 8. Deuterostomes I: starfish, sea squirts and amphioxus ; 9. Deuterostomes II: the rise of vertebrates ; 10. Deuterostomes III: vertebrates on land ; 11. Enigmatic animals ; Further reading