What is "literalists"

Usage examples of "literalists".

Botanists have plants whose passionate emotional lives can be monitored with He detectors, anthropologists have surviving ape-men, zoologists have extant dinosaurs, and evolutionary biologists have Biblical literalists snapping at their flanks.

Also, I thought the creationists had some good evidence to present for the notion of the Earth being a lot younger than conventionally taught—although not the 6,000 years that Biblical literalists insist on.