Cancel
Secure Checkout
AboutFAQ
    • Log in
    Log in

    Browse by categories

    Collections
    Bookstores
    Shelves
    Pango AI
    Popular Authors
    Popular Book Series
    Sell your books
    About Us
    Blog
    Market Guide
    Help Center
    Contact Us
    Cancel

    Shop

    • Bookstores
    • Collections
    • Categories
    • Authors
    • Gift cards
    • Shelves
    • Series

    Sell

    • Sellers Resource Hub
    • Ambassador
    • Market Guide

    Company

    • About Us
    • Blog
    • Trust and Safety

    Help

    • Help Center
    • Contact Us
    • PangoBucks FAQ
    • Feature Requests
    • © PangoBooks 2025. All rights reserved.
    • Terms of Use
    • Privacy Policy

    Pango Buyer Protection

    PangoBooks money back guarantee. Learn more

    Recently Viewed

    Pango
    Pango AI
    Your personal Pangolin book shopper is here to help you find the perfect book!

    Chat with Pango

    Categories
    Fiction
    Sci-Fi
    Species Imperative

    by: Julie E. Czerneda, Rick Wilber

    Sold Out

    Species Imperative

    Discover more

    Species Imperative

    Species Imperative

    By: Julie E. Czerneda

    More from this author

    More books by Julie E. Czerneda

    In the Company of Others

    Julie E. Czerneda

    In the Company of Others

    $3.00
    To Guard Against the Dark

    Julie E. Czerneda

    To Guard Against the Dark

    Sold Out

    To Trade the Stars

    Julie E. Czerneda

    To Trade the Stars

    $2.50
    To Each This World

    Julie E. Czerneda

    To Each This World

    Sold Out

    The Gate to Futures Past

    Julie E. Czerneda

    The Gate to Futures Past

    $15.00
    Forbidden Planets

    Alan Foster

    Forbidden Planets

    $5.00
    A Play of Shadow

    Julie E. Czerneda

    A Play of Shadow

    $2.00
    Rift in the Sky

    Julie E. Czerneda

    Rift in the Sky

    $3.00
    The Gossamer Mage

    Julie E. Czerneda

    The Gossamer Mage

    $5.00$6.00
    Survival

    Julie E. Czerneda

    Survival

    $3.00$3.99

    Similar books

    A Court of Thorns and Roses

    Sarah J. Maas

    4.2

    A Court of Thorns and Roses

    $7.00$8.00
    It Ends with Us

    Colleen Hoover

    3.9

    It Ends with Us

    $2.00
    Cherokee America

    Margaret Verble

    Cherokee America

    $2.00$3.00
    House of Earth and Blood

    Sarah J. Maas

    4.3

    House of Earth and Blood

    $7.00
    Tomorrow, and Tomorrow, and Tomorrow

    Gabrielle Zevin

    4.3

    Tomorrow, and Tomorrow, and Tomorrow

    $5.00
    Fourth Wing

    Rebecca Yarros

    4.6

    Fourth Wing

    $5.00
    Verity

    Colleen Hoover

    4.1

    Verity

    $5.00$6.00
    The Seven Husbands of Evelyn Hugo

    Taylor Jenkins Reid

    4.5

    The Seven Husbands of Evelyn Hugo

    $5.00
    The Housemaid

    Freida McFadden

    4.5

    The Housemaid

    $3.00
    The Silent Patient

    Alex Michaelides

    4.2

    The Silent Patient

    $2.00
    RN Adult Medical Surgical Nursing Edition 9. 0

    Ascend Learning

    RN Adult Medical Surgical Nursing Edition 9. 0

    $25.00
    Throne of Glass

    Sarah J. Maas

    4.4

    Throne of Glass

    $9.00
    Once We Were Sisters

    Sheila Kohler

    Once We Were Sisters

    $3.00
    The Dragon and the Unicorn

    A. A. Attanasio

    The Dragon and the Unicorn

    $5.00

    Overview

    Publisher Description

    Presents the complete trilogy that follows biologist Dr. Mackenzie Connor in her quest to help an alien archaeologist discover the truth behind the area of space known as the Chasm.

    Be the first one to review

    Review the book today!

    Rate the book
    Published
    Drafts