The remarkable behavior of large-brained animals such as primates and cetacea has claimed special attention, but all sorts of mammals large and small, birds, fish, ants, bees, and others have been brought into the laboratory or observed in carefully controlled field studies.
Perilaku yang luar biasa pada hewan berotak besar primata dan Cetacea telah menyatakan perhatian khusus, tetapi segala macam mamalia besar dan kecil, burung, ikan, semut, lebah, dan lain-lain telah dibawa ke laboratorium atau diamati di lapangan dengan kondisi yang terkontrol dan dikendalikan .