A feeding or drinking apparatus for domesticated animals, said apparatus comprising: a reservoir for containing dry fluent particulate material or liquid, the reservoir having a body of substantially tubular configuration together with an in-use upper end section and an opposed lower end section; the upper end section of the reservoir including an opening for replenishing the reservoir; the lower end section of the reservoir including a dispensing arrangement for the particulate material or for the liquid; and a mounting structure on the reservoir adapted for penetration of a barrier. xno FIG. 6 FIG. 7