An elephant never forgets... to remember not to forget how to survive. The main idea here is that elephants of all breeds are quick adapters, so the species doesn't need to rely on gradual genetic mutations to prevent mass endangerment. After analyzing the DNA between Namibian desert elephants and African savannah elephants, researchers made the conclusions that elephants possess "high learning capabilities."

Source: http://phys.org/news/2016-08-elephants-knowledgenot-mutationsto-survive.html#jCp

Image Source: By Namibnat (http://www.flickr.com/photos/namibnat/4944955254/) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons