Agar. Agar or agar-agar is a gelatinous substance derived by boiling a polysaccharide in red algae, where it accumulates in the cell walls of agarophyte and serves as the primary structural support for the algae's cell walls.gar. Agar or agar-agar is a gelatinous substance derived by boiling a polysaccharide in red algae, where it accumulates in the cell walls of agarophyte and serves as the primary structural support for the algae's cell walls.
Photo by Lisa Powers. Description: Typical timber rattlesnakes measure anywhere from 36-58 inches (91-147 cm) in length with Klauber (1956) reporting the largest timber rattlesnake ever recorded to be 74  inches (189.23 cm) collected near New Orleans, LA in the 1940s. Timber rattlesnakes are the 2nd largest venomous snake found in the eastern United States.
Eastern Diamondback Rattlesnake. Eastern Diamondback Rattlesnake. Eastern diamondback rattlesnakes are the largest venomous snakes the U.S. They are maligned and slaughtered, both opportunistically by rural citizens and systematically in locally promoted rattlesnake roundups.