Doug Fredericksen: 2 books

Deep in the Orinoco Basin, an Amazon monster waits patiently to be released. Once free, all the scientists in the world struggle to put the genie back in the bottle in this apocalyptic horror story.

After the dreaded zombie ant fungus has wiped out most of humanity, the survivors, who have immunity to the fungus, gather food and weapons and head into the Amazon jungle where the sickness had it's origin. They search for and find the fabled Lost City of Z and begin to create a new empire in the ancient...