Felis domesticus (Vertebrata: Mammalia: Carnivora) feature well developed musculature and excellent internal anatomy. All cat specimens are collected and euthanized ethically and humanely. Skinless cats reduce lab waste and promote better of use short lab periods. All cats Include plastic bag and ID tag. Single injected specimens have arterial systems with red latex; double injected adds blue latex to the venous system; triple injected adds yellow to the hepatic portal system. Choose Forma-Low™ or Formaldehyde-Free preserved.