Temperature sensitivity of thermoreceptors and mechanoreceptors on the beak of pigeons

Botezat, E.: Die Nervenendapparate in den Mundteilen der Vögel und die einheitliche Endigungsweise der peripheren Nerven bei den Wirbeltieren. Z. wiss. Zool.84, 205–360 (1906). Burton, H., Terashima, S.-I., Clark, J.: Response properties of slowly adapting mechanoreceptors to temperature stimulation in cats. Brain Res.45, 401–416 (1972). Chambers, M. R., Andres, K. H., Düring, M. v., Iggo, A.: The structure and function of the slowly adapting type II mechanoreceptor in hairy skin. Quart. J. exp. Physiol.57, 417–445 (1972). Chambers, M. R., Iggo, A.: Slowly-adapting cutaneous mechanoreceptors. J. Physiol. (Lond.)192, 26–27 (1967). Duclaux, R., Kenshalo, D. R.: The temperature sensitivity of the type I slowly adapting mechanoreceptors in cats and monkeys. J. Physiol. (Lond.)224, 647–664 (1972). Gregory, J. E.: An electrophysiological investigation of the receptor apparatus of the duck's bill. J. Physiol. (Lond.)229, 157–164 (1973). Hensel, H.: Classes of receptor units predominantly related to thermal stimuli. Ciba Foundation Symp. Touch, Heat and Pain (ed. De Beuck, A. V. S., and J. Knight). London: J. & A. Churchill Ltd. 1966. Hensel, H., Zotterman, Y.: The response of mechanoreceptors to thermal stimulation. J. Physiol. (Lond.)115, 16–24 (1951). Hunt, C. C., McIntyre, A. K.: Properties of cutaneous touch receptors in cat. J. Physiol. (Lond.)153, 88–98 (1960). Iggo, A.: Cutaneous thermoreceptors in primates and subprimates. J. Physiol. (Lond.)200, 403–430 (1969). Iggo, A., Muir, A. R.: The structure and function of a slowly adapting touch corpuscle in hairy skin. J. Physiol. (Lond.)200, 763–796 (1969). Kenshalo, D. R., Gallegos, E. S.: Multiple temperature-sensitive spots innervated by single nerve fibres. Science158, 1064–1065 (1967). Kitchell, R. L., Ström, L., Zotterman, Y.: Electrophysiological studies of thermal and taste reception in chickens and pigeons. Acta physiol. scand.46, 133–151 (1959). Necker, B.: Response of trigeminal ganglion neurons to thermal stimulation of the beak in pigeons. J. comp. Physiol.78, 307–314 (1972). Poulos, D. A., Lende, R. A.: Response of trigeminal ganglion neurons to thermal stimulation of oral-facial regions. I. Steady-state response. J. Neurophysiol.33, 508–517 (1970). Poulos, D. A., Lende, R. A.: Response of trigeminal ganglion neurons to thermal stimulation of oral-facial regions. II. Temperature change response. J. Neurophysiol.33, 518–526 (1970) Rautenberg, W.: The influence of the skin temperature on the thermoregulatory system of pigeons. J. Physiol. (Paris)63, 396–398 (1971) Witt, I., Hensel, H.: Afferente Impulse aus der Bxtremitätenhaut der Katze bei thermischer und mechanischer Reizung. Pflügers Arch. ges. Physiol.268, 582–596 (1959) Zeigler, Ph., Witkovsky, P.: The main sensory trigeminal nucleus in the pigeon: a single-unit analysis. J. comp. Neurol.134, 255–263 (1968)