Poderosos, solitarios y magn ficamente adaptados al rtico, los osos polares dominan uno de los entornos m s hostiles de la Tierra. Los j venes lectores descubrir n c mo estos enormes mam feros marinos cazan focas en el hielo marino cambiante, se mantienen calientes gracias a su pelaje hueco y su gruesa capa de grasa, y cr an a sus peque os cachorros en madrigueras de nieve. Repleto de datos cient ficos, fotograf as impactantes e ilustraciones cautivadoras, esta gu a animal revela los desaf os diarios a los que se enfrentan los osos polares y el cambiante mundo rtico del que dependen. Una introducci n vibrante y amigable para los ni os a estos depredadores ic nicos y en peligro de extinci n. Parte de la popular colecci n Zoobooks, esta edici n en espa ol con encuadernaci n reforzada para bibliotecas incluye ndice y tabla de contenido. Powerful, solitary, and superbly adapted to the frozen North, polar bears rule one of the harshest environments on Earth. Young readers will discover how these massive marine mammals hunt seals across shifting sea ice, stay warm with hollow hairs and thick blubber, and raise tiny cubs in snowy dens. Packed with scientific facts, vivid photography, and engaging illustrations, this animal guide reveals the daily challenges polar bears face--and the changing Arctic world they depend on. A vibrant, kid-friendly introduction to these iconic and endangered predators. Part of the popular and wild world of Zoobooks, this reinforced library-binding Spanish edition includes a table of contents and index.
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