The novel “Ecce and Old Earth” by Jack Vance was published for the first time in 1991. It’s the second book of the Cadwal Chronicles and follows “Araminta Station”.
The information obtained by Glawen Clattuc lead him to begin a rescue expedition to the continent of the planet Cadwal known as Ecce. It’s a particularly dangerous place because it’s the wildest with its jungles and swamps inhabited by animals, however they’re not the most deadly predators ready to kill those who come unprepared.
After discovering the danger hanging over the Conservation created by the Naturalist Society of Earth to preserve the resources of Cadwal, Wayness Tamm went to the Old Earth to try to save it. She has to rely on all her wit and resourcefulness to find the lead and at the same time avoid the dangers coming from the intrigue that have as their stakes the control of Cadwal’s Conservation.