Search Results for: Animal feathers disinfected
cases where it is difficult to conceive how such structures could be useful in incipient stages, such as the development of a wing, the concept of "preadaptation" offers a popular resolution, proposing that the intermediate stage may perform useful functions different from the final stage. incipient feathers
references gould, s. j. . return of the hopeful monster natural history : - . reprinted in s. j. gould, the panda's thumb. new york: w. w. norton. retrieved august , . hafner, m. s. . pocket gophers (geomyidae). pages to in b. grzimek et al., grzimek's animal life encyclopedia, nd ed., vol. . detroit...
https://www.newworldencyclopedia.org/entry/Pocket_gopher