Grouse

(grows). A bird of the genus Tetrao. G. -berry, a popular name for Gaultheria procumbens. G. -disease, a disease that attacks and destroys great numbers of red grouse (Lagopus scoticus) of Europe; it is believed to be due to the overstocking of its haunts and the propagation of the species by depauperized parents. It is said by some writers to be due to the presence of a parasite, Strongyl us per gracilis, in the bronchial pa ages. See Parasites (Animal), Table of.