Contains facts about walruses and elephant seals, comparing such aspects as their sizes and abilities, and what the outcome would be if they were to fight each other.
Contains facts about falcons and hawks, comparing such aspects as their sizes and abilities, and what the outcome would be if they were to fight each other.
Collects five books that present facts about the anatomy, strength, and behavior of a range of insects, mammals, sea creatures, reptiles, and dinosaurs and describes who would be the probable winner in a competition among them.