Colorado Parks & Wildlife Research Library

In a future where genetic engineering has cured humanity of all diseases and defects but has also produced a virus that kills all females by age twenty and all males by the age twenty-five, teenaged Rhine escapes her forced marriage and journeys back to New York to find her twin brother.

Matt has been sleepwalking through life while seeking answers about his brother T.J.'s death in Iraq, but after discovering that he may not have known his brother as well as he thought he did, Matt is able to stand up to his father, honor T.J.'s memory, and take charge of his own life.

The others told Ella that the countryside would be safer than the city. They were wrong. Now Ed wants to assemble a crew and find her, though he has no idea who - or what - they'll meet out there. Or if Ella is even alive...But the sickos are moving as one towards the capital as if being called - and will kill anyone who stands in their way.

"Derrick is building a doomsday shelter to prepare for the apocalypse when he makes friends with Misty, the girl next door"--

"Fifteen-year-old Eva is the clone of a girl living far, far away on another continent--and when this 'other' dies, Eva must step in and take over her life"--Provided by publisher.

A delinquent sixteen-year-old girl is sent to live with her uncle for the summer, only to learn that he is a Grim Reaper who wants to teach her the family business.

Benny, Nix, Lou, and Lilah journey through a fierce wilderness that was once America searching for the jet they saw months ago, while evading fierce animals and a new kind of zombie.

Seventeen-year-old Quinn provides closure to grieving families by taking on the short-term role of a deceased loved one, until huge secrets come to the surface about Quinn's own past.

Ella and Maddy Lawton are identical twins. Ella has spent her high school years living in popular Maddy's shadows, but she has never been envious of Maddy. In fact, she's chosen the quiet, safe confines of her sketchbook over the constant battle for attention that has defined Maddy's world. When--after a heated argument--Maddy and Ella get into a tragic accident that leaves her sister dead, Ella wakes up in the hospital surrounded by loved ones who...

After modern science turns every human into a genetic time bomb with men dying at age twenty-five and women dying at age twenty, teenaged Rhine finds hope for a brighter future from a surprising source.