This kit looks at the similarities and differences between REAL vertebrate hearts. There is one specimen block included (6 1/2 x 3 x 1 in). Specimens are preserved and encased in clear resin material. They can be observed from every side to see details. Specimen include: fish (Carrassias auratus), amphibian (Rana limnocharis), reptile (Enhydris chinensis), bird (Parus major), and mammal (Lepus sinensis). Teacher information guide, student activity sheets, and answer key are included. 6.5 x 3 x 1 inches.*Regrettably, due to export/import restrictions, we can not ship taxidermy items internationally.