"A group of kids who have been genetically altered to survive in the ocean must embark on a dangerous underwater journey to find refuge--and maybe even a way to save the world"--

Nere and her friends, all genetically engineered to survive in the ocean, go on a rescue mission.

Max, Fang, and Dylan prepare for the ultimate confrontation as a mysterious group threatens to reduce the world's population by ninety-nine percent by killing all those who are not enhanced.

Hawk accepts her mother Max's help to prevent vengeful hybrids, amoral scientists, traitorous politicians, and a deadly virus from overwhelming her beloved, polluted city.

Mori and her friends live a normal life on Firefly Lane in Old Harmonie, a utopian community where every kid knows he or she is genetically engineered to be better and smarter, but when a strangely perfect new girl named Ilana moves in, the friends begin to question the only world they have ever known.

Continues the story of Austrian Prince Alek who, in an alternate 1914 Europe, eludes the Germans by traveling in the Leviathan to Constantinople, where he faces a whole new kind of genetically engineered warships.

"When Castor the street dog is captured, he learns there is a nefarious underground fighting ring in Lion's Head where animals are injected with DNA-changing serums, transformed into dangerous hybrids, and forced to battle one another to survive"--

"Noah Prime discovers he can exhibit the traits and access the abilities of animals and must use them to fight back against those who are hunting him"--

Carbon dioxide is out of control on Earth, and the fate of humankind rests in the paws of four experimental, untested Animal Astronauts (AlphaWolf, SmartHawk, LaserShark, and StinkBug) who are seeking another habitable planet; first destination is the Plant Planet which at first looks perfect, except that the abundant plant life can think for itself--and it thinks that it really does not like the AstroNuts.

Emmet Doyle is not in the best mood when he arrives in Florida City. His father is a wildlife biologist, and has been summoned to the Everglades, dragging Emmet along with him. Though still in mourning from losing his mom a year ago, Emmet's trying hard to keep a good attitude. Upon their arrival, however, things quickly get weird. Dr. Rosalita Geaux, the Park Superintendent, wastes no time in revealing the reason she called Emmet's father to Florida....