A Mantled Howler Monkey (Alouatta palliata), known for it's call, eating leaves in tree; Nosara, Guanacaste Province, Costa Rica, Central America

Female mantled howler monkey (Alouatta palliata) known for its loud call, eating in Pacific coast forest, Esperanza, Nosara, Guanacaste, Costa Rica

Female mantled howler monkey (Alouatta palliata) known for its loud call, eating in Pacific coast forest, Esperanza, Nosara, Guanacaste, Costa Rica

Adult Atlantin puffin (Fratercula arctica) during breeding season on Sumburgh Head, Shetlands, Scotland, United Kingdom

Black woodpecker feeding chicks, Offendorf Alsace France

Eurasian Hoopoe feeding in flight, Spain

Eurasian blue tit (Cyanistes caeruleus[), nest with chicks, Alsace, France

Cheetah (Acinonyx jubatus), female calling her young to eat, Masai-Mara National Reserve, Kenya