Animal physiology. Vol.1 - Walton Hall: The Open University Press, 1981. - ix, 34p. : ill. ; 30cm. - Physiology Contents: Unit 16, Communication: nerves and hormones, Unit 17, Blood sugar regulation, Unit 18, Control mechanisms in reproduction . Subjects--Topical Terms: Physiology LC Class. No.: QP39.O63 1981 Vol.1