For once, operations at the enormous zoo/theme park appear to be running smoothly (except for the occasional herring-related mishap in the penguin exhibit) and Teddy Fitzroy is finally able to give detective work a rest. But then a local lion is accused of killing a famous dog--and the dog's owner, an inflammatory radio host, goes on a crusade to have the cat declared a nuisance so it can be hunted. However, there's evidence that the lion might have...

Nukilik, a polar bear, joins Wangari, a pangolin with a genius for engineering, Murdock, an extremely sarcastic narwhal, and Arief, an orangutan with a big dream, to safeguard other endangered animals.

The Endangereds--Nukilik, a polar bear, Wan, a pangolin, Murdock, a narwhal, and Arief, an orangutan--put all their special skills into action when they hear of one of the last of nearly-extinct sloths in trouble.

"Middle-schooler Louisa wants to spend the summer practicing violin for a place in the youth symphony, but is instead sent to the Tasmanian rainforest camp of her Australian relatives. There she learns that her family secretly protects the last of the supposedly extinct Tasmanian tigers. When an encroaching mining operation threatens the hidden sanctuary, Louisa realizes her music can help."--

When the annual migration of hummingbears, a source of local pride and income, dwindles and no one knows why, Willodeen, armed with a magical birthday gift, speaks up for the animals she loves and vows to uncover this mystery.

"An eleven-year-old girl discovers a family of panthers that were thought to be extinct. But when others find out they are alive, too, she must risk everything to save the species"--

Ember St. George is a dragon. At least she was before her adoptive father - a powerful but accident-prone magician - turned her into a human girl to save her life. Unfortunately, Ember's growing tendency to burst into flames at certain temperatures - not to mention her invisible wings - is making it too dangerous for her to stay in London. The solution: ship Ember off to her aunt's research station in frigid Antarctica. Though eccentric Aunt Myra...

The Aldens head to Ladakh, a territory in northern India, to help save the elusive and critically endangered snow leopard.

Cursed by an old carnival game, sixth-grader Rex Dexter uses his new ability to communicate with dead animals to investigate the mysterious deaths of endangered zoo animals.

"Bindi, Robert, Terri Irwin, and their American friend Kelly are on a surfing tour in Mexico and the United States. Getting to surf with green sea turtles is a complete thrill. But one of their fellow surfers is acting suspiciously, and Bindi realizes he's got more than just beautiful waves on his mind."--