A trilogy conclusion finds Byx and her friends discovering that the same extinction facing the Dairnes is threatening all living species, prompting the team to recruit creatures throughout the world into their revolution.

"Endling: The First is the second book in an epic middle grade animal fantasy series by Katherine Applegate, Newbery Medal-winning and #1 New York Times bestselling author of The One and Only Ivan, Wishtree, and Crenshaw! To learn if she truly is the last dairne in the world--the endling--Byx and her friends must travel into the snow-covered mountains of the country of Dreyland, where they hope to uncover the truth behind the legend of a hidden dairne...

Al principio, la misión de Byx era descrubrir si había más miembros de su especie o si estaba destinada a convertirse en una superviviente, la última dairne con vida. Aunque Byx encontró otros dairnes como ella e hizo nuevos amigos y aliados, pronto se dio cuentra de que no sólo los dairnes estaban en peligro de extinción, sino que todos, animales y humanos, corrían el mismo riesgo. En esta última aventura, y con el mundo ante una amenaza...

"When animals die out, the last survivor is called an endling. Discover the moving story of the last northern white rhinos and the scientists who care for and study them. Finally, learn what can be done to protect our incredible wildlife. This book includes a table of contents, glossary of keywords, index, author biography, sidebars, and info about other animals on the brink of extinction"--

"When animals die out, the last survivor is called an endling. Discover the moving story of the last passenger pigeon, how it came to extinction, and the scientists who cared for and studied it. Finally, learn what can be done to protect our incredible wildlife. This book includes a table of contents, glossary of keywords, index, author biography, sidebars, and info about other animals on the brink of extinction"--

"When animals die out, the last survivor is called an endling. Discover the moving story of the last Tasmanian tiger, how it came to extinction, and the scientists who cared for and studied it. Finally, learn what can be done to protect our incredible wildlife. This book includes a table of contents, glossary of keywords, index, author biography, sidebars, and info about other animals on the brink of extinction"--

"When animals die out, the last survivor is called an endling. Discover the moving story of the last Pyrenean ibex, how it came to extinction, and the scientists who cared for and studied it. Finally, learn what can be done to protect our incredible wildlife. This book includes a table of contents, glossary of keywords, index, author biography, sidebars, and info about other animals on the brink of extinction"--