Another terrier to add to the list of low-cost dog breeds. These guys are gentler and less excitable than most other terriers. If you want minimal grooming and walking, the Glen of Imaal Terrier will be a good fit for you. They are another small dog with minimal shedding making for cheap clean up and low cost grooming.
(plural vestigial structures). ( 1 biology) A structure in an organism that has lost all or most of its original function in the course of evolution, such as human appendixes. 2  Link/Cite. 3  Home. 4  Dictionary Definitions. 5  vestigial-structure.
Charles Darwin was familiar with the concept of vestigial structures, though the term for them did not yet exist. He listed a number of them in The Descent of Man, including the muscles of the ear, wisdom teeth, the appendix, the tail bone, body hair, and the semilunar fold in the corner of the eye.