Spider Webs
Spider webs cover the entire roof of the Abercrombie Archway giving a very strange mottled effect
The "sheet web" spider (badumna socialis) is rare and only found in a few caves such as Jenolan and Wombeyan.
Abercrombie Caves has the largest colony of Sheet web spiders.
"Sheet webs" resemble the common black house spider and are harmless.