At that moment, Dr. Wu and the others had physical abilities at least three or four times greater than those of ordinary people. As long as they weren't exposed to an environment like this for several months straight, they'd be fine.
And even if something did happen, it would be a minor problem for Hao Shuai, who had a healing machine at hand.
At that thought, Hao Shuai waved to signal that Dr. Wu and the others could come down.
"Whew... whew..." As soon as he got off the ship, Dr. Wu took two deep breaths and came over to Hao Shuai. "Boss, the oxygen content here is so high! I've almost gotten oxygen drunk just from breathing."
"Isn't it? No wonder the plants and animals here are so huge." Hao Shuai nodded in agreement.
The monsters in the Hollow Earth had thrived on abundant radiation and oxygen levels more than 35 percent higher than those of prehistoric Earth. Even the herbivores grew enormous, let alone the carnivorous monsters.
"But, boss, what's wrong with Kong? He seems a little down." Dr. Wu pointed to Kong, who had suddenly become rather dejected.
"He can't find his people, so he's lonely," Hao Shuai explained.
"You mean this used to be the territory of Kong's species?!" Dr. Wu pushed up his glasses, looking incredulous.
"Is that so strange?!" Hao Shuai walked over to a scattered giant skeleton and beckoned with one hand. A huge primitive battle-axe flew into his grasp. "See this axe? It's a weapon of Kong's people."
The giant skeleton in front of him was enormous. Its skull alone was twenty meters across, which meant the beast's body must have been close to a hundred meters long.
Such a massive beast had been killed with a primitive, crude battle-axe. That showed