Showing results for "Graham Mack" in Biological Sciences

Written by one of the world's leading dinosaur experts, Uncovering Dinosaur Behavior is a foundational work on the subject and an invaluable reference for anyone interested in these amazing creatures.

More than half a billion years ago, our world was completely covered by glaciers, a "Snowball Earth" that persisted for millions of years. Incredibly, this unimaginable cold led to the remarkable diversification of life on earth known as the Cambrian explosion. With a geologist's eye and a knack for storytelling, Graham Shields explores when and how such inhospitable conditions enabled animals to evolve, radiate, and diversify into our earliest ancestors.

Twenty meters below water, the oceanographer François Sarano came face to face with a five-and-a-half-meter great white shark. Seduced by the gentle elegance of this majestic creature, Sarano experienced a profound sense of affinity with her as they swam side by side, shoulder to shoulder, eye to eye, cutting a single figure through the ocean depths. It was an experience which made him realize the depth of our ignorance of the lives of sharks, leading him to become a passionate advocate for their protection.