The first practical alternative to dissection of natural specimens. Featuring a dissectible, highly-detailed, 3-chambered heart. Twice life-size for ease of study. Ten organ-systems are faithfully portrayed. This vinyl plastic replica of a sexually mature female bullfrog, Rana catesbeiana, establishes a new standard for zoological models.
Including such fine points as internal nares, vomerine teeth, eustachian tube, and the nicitating membrane of the eye, students are encouraged to compare the frog body plan and organ systems with those of the human and other vertebrates. Special emphasis has been placed on the amphibian 3-chambered heart. This is the ONLY frog model with a