Cookies on Animal Science Database

Like most websites we use cookies. This is to ensure that we give you the best experience possible.


Continuing to use  means you agree to our use of cookies. If you would like to, you can learn more about the cookies we use.

Animal Science Database

Supporting your research in animal production, welfare and health

 Sign up to receive our Veterinary & Animal Sciences eNewsletter, book alerts and offers direct to your inbox.

Results per page:

Search results


On hatching, incubator mallard ducklings were transferred in a dim light to cardboard boxes and, before being given food or water, individuals were placed in an experimental runway in which was a decoy male mallard capable of being made stationary or moving, silent or calling. After a period,...

Hess, E. H.
American Association for the Advancement of Science, USA
Science (Washington), 1959, 130, pp 133-141