Big tit parent and a child searching for tilia parasites.
Found this pair while child walking. They were stick together almost all the time so I could not make myself to miss them with my lens. :) Full Flickr version: Canon 6D, Canon EF 100-400L ƒ4.5-5.6 IS USM, at 400mm, ISO2000, 1/320, ƒ/6.3