books.google.com.ar - Readers enter the world of animal secrets by traveling with French scientists to one of the coldest places on the planet and find out how King penguin parents manage to preserve food in their bodies to feed their newborn baby chicks. They'll accompany American scientists as they observe chameleons...https://books.google.com.ar/books/about/Secret_of_the_Puking_Penguins_and_More.html?id=m_FCECCyNnEC&utm_source=gb-gplus-shareSecret of the Puking Penguins . . . and More!