These 3-D General Zoology Vertebrates Charts provide scientifically accurate three-dimensional, detailed, labeled descriptions of biological systems for Amphibians, Birds, Chicken, Reptiles, Bony Fish, Shark & Fish Anatomy, Mammal Heart/Digestive System/and Respiratory Organs, and Mammal Skeletal System (Deer and Dog). Set of 8 full color charts that are 9.25” x 12.75”.