Animals without a backbone are called invertebrates. Vertebrates and invertebrates can be sorted into smaller groups. Vertebrates, for example, are divided into mammals, birds, reptiles ...

Evolution has resulted in the development of both herbivores and carnivores – but how? What type of food did extinct vertebrates eat? And how can we gain insight into the diets of these creatures? In ...

The Cambrian Explosion saw an incredible diversity of life emerge, including many major animal groups alive today. Among them were the chordates, to which vertebrates (animals with backbones ...

An exploration of the diversity and origins of fish, amphibians, reptiles, mammals, birds, and other chordate animals. Form, function and evolutionary drivers of body systems in vertebrate animals are ...