This interesting title teaches young readers about stratus clouds. These low-forming clouds look like grey blankets covering the sky. Readers will discover how and where these clouds form, the different kinds of stratus clouds, and the weather conditions associated with this family of grey clouds.
Cumulus clouds look like puffy, cotton balls floating through the sky. Most cumulus clouds have flat grey bottoms and puffy white tops. Readers will discover how these clouds form, the different kinds of cumulus clouds, and the different kinds of weather associated with each.
Using accessible text and supportive images, this informative title explains how clouds form. Concepts such as evaporation and condensation are explained in a clear, age-appropriate way. Close picture-to-text match support learners as they discover the wonders of weather. A hands-on activity helps bring the concepts to life.
This engaging title gives readers an up-close look at cirrus cloudsthe highest clouds in the sky. Readers will discover how and where these clouds form, how to identify them, and what kind of weather conditions are associated with these thin, wispy clouds.
Climate is the average weather in an area over many years. This timely book looks at weather patterns around the world, the factors influencing climate, such as ocean currents and jet streams, and how climate is changing today. Children will learn how people and other living things in different places on Earth are being affected by climate change and what we can do to help reduce the damage.
Animals have many ways of communicating! Birds sing and dance, monkeys and some other mammals have warning cries, and cats and other animals use scent to mark their territories. In How do animals communicate?, young readers will learn all of the fascinating ways that animals talk to each other!
This book makes a complicated subject easy to understand. Through captivating photographs, Bobbie Kalman shows how some animals regulate their body temperatures in different ways, such as by shivering or panting, flapping their wings, or swimming in different parts of oceans.
Plant a tree and walk to workits Earth Day! An annual celebration of awareness, Earth Day is designed to encourage people to take part in the preservation of their environment. Come inside Earth Day to learn the history of the event, the celebrations, and how you can get involved. Young readers will enjoy this inviting look into the world of environmental consciousness.
Pollination directly affects the food supply on Earth. Pollinators are threatened by pesticides, invasive species, and habitat destruction, but they are especially threatened by a lack of awareness about their importance. This informative book filled with stunning photographs will help children look at insects in a very different way.
Omnivores will never go hungry because they will eat almost anything. Also called opportunistic feeders, these animals eat both plant and animal foods. Children will love learning from this book filled with fabulous photos and fascinating text. Well-known omnivores include bears and raccoons. These animals raid garbage cans and campsites. Less well-known omnivores are many insects, birds, and people.
Animals with backbones are called vertebrates. This amazing book allows young readers to peek inside an animal and understand its body structure from the inside out. Detailed illustrations of each animal's skeleton help show how different kinds of vertebrates move.
Carnivores are animals that eat other animals. This clearly written book uses detailed images to look at insect, fish, frog, reptile, arthropod, and mammal carnivores and how they hunt or find their food. It also explains terms such as predator and prey and introduces the basics of a food chain.
Herbivores eat plants, but they don't eat the same kinds of plants or plant parts. This captivating book looks at animals that eat grass, leaves, flowers, cacti, fruit, pollen and nectar, and wood. Amazing photographs also feature animals, such as koalas and pandas which eat very specialized plant foods such as eucalyptus leaves and bamboo.
Invertebrates do not have backbones or internal skeletons, but some have hard coverings. Invertebrates are weird and wonderful creatures that come in every shape and color imaginable! Children will love the exciting photos!
The plant kingdom contains more than 250,000 species. This colorful book describes the main groups of plants, including mosses, ferns, conifers, and flowering plants. Special sections highlight the role of plants in the environmentas producers in the food chain and producers of the worlds oxygenand their role in climate and the water cycle.
This interesting book features an examination of the four major groups of fungi: yeasts, toadstools, chytrids, and bread molds. Special sections explore varieties that feed on dead and decaying matter, parasites, and species that form relationships with other species. Case histories involving fungi include penicillin and the fight against disease, and genetically modified (GM) products in food technology.
This book examines bacteria that are found in virtually every environmentincluding those that are characterized by extreme heat, cold, and depthand, of course, bacteria that are found inside our bodies. Case studies examine the development of new vaccines against bacterial diseases and the use of bacteria to help fight pollution.
Some Archaea thrive in extreme places such as in thermal pools, hot vents at the bottom of the sea, extremely salty water, and even in underground oil reserves. This book examines the diverse Archaea kingdom and the division of these organisms by their unusual biology into three main groups. It also explains why little in general is known about them, and why further classification of Archaea is so difficult.
How in the world do you classify the more than one million species in the animal kingdom? This fact-packed book divides animals into the major phyla, classes, and critical features. Fascinating case histories examine the discovery of new mammal species, the need to conserve endangered species, and using natural predators to control populations and preserve species and their environments.
Sigue el viaje fotográfico del oso polar huerfáno Kali (se pronuncia Cully) cuando es rescatado y llevado lejos a la villa Inupiat de Kali (Point Lay en inglés). Los aldeanos cuidan de él hasta que un avión lo lleva al zoológico de Alaska en Anchorage. Ahí, él crece y aprende habilidades de los cuidadores del zoológico para suplir a su madre. Como los oseznos jóvenes necesitan compañía, expertos en animales encuentran un amigo para Kali: Luna, un oso polar hembra en el zoológico de Buffalo en Nueva York.
Los caracoles y las babosas marinas utilizan la “mucosa” marina. Pero, ¿sabías que también el coral y el pez payaso la necesitan? La científica marina Ellen Prager nos lleva a las profundidades del océano para presentarnos a unos animales fascinantes y extraños que utilizan la mucosa para atrapar su alimento, protegerse de sufrir cualquier daño e incluso, desplazarse de un lugar a otro bajo el agua.
Puede que a los osos polares y a los pingüinos les guste el frío pero viven en los polos opuestos en el planeta Tierra. ¿Qué tienen estos animales en común y en qué se diferencian? Es posible verlos juntos en un zoológico, pero nunca se encontrarían en el mismo hábitat en la naturaleza. Compara y encuentra las diferencias entre estos animales polares a través de impresionantes fotografías.
Margarita necesita un hogar que sea ideal. Ella le pide a Viento que le ayude a encontrar el hábitat perfecto para echar sus raíces y él acepta el reto. Viento la lleva hacia la llanura, la montaña y el pantano. Ella descarta uno por uno, cada lugar—o es demasiado frío, o demasiado duro o demasiado húmedo. Y como los dos no se quieren dar por vencidos, intentan la selva tropical húmeda y luego, la playa calurosa; pero tampoco son los mejores. ¿Podrá Viento encontrar el clima perfecto y la tierra firme para que la semilla Margarita eche sus raíces y se convierta en una hermosa flor?
¿Por qué los cuervos son negros? ¿Por qué los ojos de los búhos (megascops) se ven rojos en la luz? ¿Como llegó el fuego a la Tierra? Tú encontrarás las respuestas a esas preguntas en este relato de una leyenda popular Chéroqui . La tierra era fría y obscura pero los animales podían ver fuego proveniente de un árbol en la isla. Ellos intentaron volar o nadar hacia la isla para traer el calor y la luz del fuego. ¿Qué fue lo que les pasó a algunos de los animales? ¿Cuál animal fue por el fuego, lo trajo y cómo lo hizo?
Alguna vez los ocupadsimos castores se toman un descanso? Este diario fotogrfico recopila los datos durante un ao mientras ellos construyen su presa, cuidan a sus cras y recolectan comida antes que los meses de invierno comiencen de nuevo.
