Reference
Katja Steffen, Dieter Kruska, Ralf Tiedemann (2001): Postnatal brain size decrease, Visual Performance, learning, and discrimlnation abllity of juvenile and adult American mink {Mustela vison: Carnivora: Mammalia) – Mammalian Biology (früher Zeitschrift für Säugetierkunde) – 66: 269 - 280.