Actually...<p>Babies learn to crawl, then learn to not crawl off cliffs. Then they learn to walk, then they learn to not walk of cliffs. So there is a point after they won&#x27;t crawl off a high drop, that they will just walk off it.<p><a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=WanGt1G6ScA" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=WanGt1G6ScA</a>