"A detailed chronology of developmental milestones drives this life study of koalas, including their habitats, physical features, and conservation measures taken to protect these arboreal marsupials"--

"A detailed chronology of developmental milestones drives this life study of bats, including their habitats, physical features, and conservation measures taken to protect these flying mammals"--

"Explore the deepest regions of the world's oceans and learn about the life forms that dwell there. First-person accounts from scientists answer important questions about deep-sea animals and hydrothermal vents"--

"A look at alligators, including their habitats, physical characteristics such as their scaly skin, behaviors, relationships with humans, and threatened status in the world today"--Provided by publisher.

"Brimming with photos and scientific facts, Piranhas treats middle-grade researchers and wild animal lovers to a comprehensive zoological profile of this fearsome freshwater fish. Includes sidebars, a range map, a glossary, and a Brazilian piranha tale."--

"A countdown of five of the most dangerous snake encounters provides thrills as readers learn about the biological, social, and hunting characteristics of these slithering predators"--

"A look at bats, including their habitats, physical characteristics such as their fragile wings, behaviors, relationships with humans, and persecuted status in the world today"--Provided by publisher.

Big ears flap ... Raised trunk trumpets ... Meet the elephant! Brimming with vivid photos and scientific facts, Elephants treats middle-grade researchers and wild animal lovers to a comprehensive profile of this marvelous mammal of Africa and Asia. Translated into North American Spanish, it covers zoology topics such as anatomy, diet, habitat, and life cycle, as well as species conservation efforts and the animal's relationship with humans throughout...

"A look at killer whales, including their habitats, physical characteristics such as their unique coloration, behaviors, relationships with humans, and protected status in the world today"--Provided by publisher.