Catnip and oestrous behaviour in the cat.G F Palen, Greg GoddardAnimal behaviour1966Wild animal hunters and photographers have long taken advantage of the attraction that catnip holds over members of the cat family, while domestic cat owners purchase dried catnip leaves for use as a… (More)
Focusing Cues in the Visual Cliff Behavior of Day-old Chicks.G F PalenJournal of comparative and physiological…1965