![](http://www.alamy.com/thumbs/6/55A8F23A-AF1C-43E0-931D-EE3202DF5BFC/2AJN4T8.jpg)
A bright red egg sac of a Guardstone Spider (Phrurotimpus sp.) on the bark of a tree.
Size: 4518px × 3012px
Location: Promised Land State Park, Greentown, PA, United States
Photo credit: © Clarence Holmes Wildlife / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: america, american, animal, animalia, animals, arachnida, arachnids, araneae, araneomorphae, arthropoda, arthropods, chelicerata, chelicerates, close, close-, egg, eggs, entelegynae, entelegynes, guardstone, macro, nature, north, phrurolithidae, phrurotimpus, sac, spider, spiders, states, true, united, usa, wildlife