Junction Series by Daniel M. Bensen

When Japanese nature show host Daisuke Matsumori finds himself on an alien world, he hopes to rekindle his passion for his work. Traveling through a newly-discovered wormhole in the Papuan highlands, he joins biologist Anne Houlihan on Junction, a patchwork planet of competing alien ecosystems. When their exploratory party crashes in the alien wilderness, Daisuke and Anne try to lead bickering soldiers and civilians back to civilization alive... moreWhen Japanese nature show host Daisuke Matsumori finds himself on an alien world, he hopes to rekindle his passion for his work. Traveling through a newly-discovered wormhole in the Papuan highlands, he joins biologist Anne Houlihan on Junction, a patchwork planet of competing alien ecosystems. When their exploratory party crashes in the alien wilderness, Daisuke and Anne try to lead bickering soldiers and civilians back to civilization alive. As they trek across one unearthly biome after another and members of the party continue to die, however, Daisuke wonders whether human politics might be more deadly than alien biology. One of his companions might be a murderer. less

The sequel to Junction, praised by Publishers Weekly, Cemetery Dance and more! A year ago, Anne Houlihan uncovered a wormhole to Junction, a patchwork planet of competing alien biomes. Now, she and Daisuke are going back to investigate "The Howling Mountain," the possible location of a wormhole into space. Her mission headed by an eccentric millionaire, Anne believes she will have a chance to learn more about the origin of Junction and its varied ecosystems... moreThe sequel to Junction, praised by Publishers Weekly, Cemetery Dance and more! A year ago, Anne Houlihan uncovered a wormhole to Junction, a patchwork planet of competing alien biomes. Now, she and Daisuke are going back to investigate "The Howling Mountain," the possible location of a wormhole into space. Her mission headed by an eccentric millionaire, Anne believes she will have a chance to learn more about the origin of Junction and its varied ecosystems. The mission has purposes beyond what she knows, however, and so does the planet. As the expedition tears its way across the alien landscape, Anne must fight to protect its lifeforms, herself, and the Earth. less