Why Hares Have Big Ears

Fable explaining how hares evolved long ears.

Why are foxes red? How did giraffes get such a long neck? And why do wolves howl at the moon? In this book series, children can discover fun and imaginative answers that explain just how animals are the way they are.

Why Elephants Have Big Ears is the result of one man's lifelong quest to understand why the creatures of the earth appear and act as they do. In a wry manner and personal tone, Chris Lavers explores and solves some of nature's most challenging evolutionary mysteries, such as why birds are small and plentiful, why rivers and lakes are dominated by the few remaining large reptiles, why most of the large land-dwellers are mammals, and many more.

This compact, comprehensive field reference treats every species of wild mammal found north of the Mexican border--from squirrels and chipmunks to grizzly bears and jaguars--as well as those in North America's offshore waters. More than 1,200 images.

Rabbits and hares look a lot alike. They have long ears, soft fur, and long, strong back legs. They are known for hopping to get where they need to go. Hares and rabbits are different from each other in some important ways. Inquisitive learners can uncover the differences as they read about hares and rabbits and compare photographs of these accomplished jumpers.

Entertaining and informative, the newly updated Britannica Student Encyclopedia helps children gain a better understanding of their world. Updated for 2012, more than 2,250 captivating articles cover everything from Barack Obama to video games. Children are sure to immerse themselves in 2,700 photos, charts, and tables that help explain concepts and subjects, as well as 1,200 maps and flags from across the globe. Britannica Student is curriculum correlated and a recent winner of the 2008 Teachers Choice Award and 2010 AEP Distinguished achievement award.

In this book, readers will discover the many ways sound is used today, such as ultrasound machines and the various pitches of musical instruments. It also includes information about how human and animal ears hear, and covers concepts such as sound travel, echo, and sound pollution.

Similar but Different in the Animal Kingdom is an educational science book for children, youth, schools, libraries, and anyone interested in animals. Learn about the similarities and differences between twenty-five sets of animals: bees and wasps, frogs and toads, gophers and hamsters, falcons and hawks, herons and storks, ants and termites, donkeys and mules, and more. What are the similarities and differences between alligators and crocodiles? Which one has a U-shaped snout, and which one has a V-shaped snout? What are the similarities and differences between fleas and ticks? Which one is not an insect? Are wallabies just small kangaroos? Emus and ostriches are similar because they can’t fly, but they have different feet. Which one has two toes and which one has three? Salmon and tuna have different tails, whereas octopuses and squids have the same number of hearts. Butterflies and moths have different antennae. Which one has club-shaped antennae and which one has feathery antennae? Can cheetahs or leopards climb trees, and which one can’t roar? Do dolphins and porpoises have similar dorsal fins? Do foxes and wolves have more similarities or more differences? Similar but Different in the Animal Kingdom has the answers! This intriguing look at the animal kingdom provides “Fast Facts” with an instant list of the animals’ main similarities and differences, as well as their scientific classifications, descriptions, habitats, diets, breeding habits, and much more. There are interesting facts, fallacies, phrases, singular and plural animal words, collective nouns, and a glossary of scientific terms.