I took this picture while on a safari in Tanzania. At first I did not see the baby hippo, who is dwarfed by his mother. I cropped in somewhat to highlight the baby hippo.

Tech Data:
Olympus E-M10 mirrorless camera
Olympus 75-300mm lens
focal length 200mm (35mm equivalent 400mm)
ISO 200
aperture f6.1
1/640th second