Northern Jacana (Linnaeus, 1758): Wetland birds identifiable by their huge feet and claws, which enable them to walk on floating vegetation in the shallow lakes, that are their preferred habitat, are also known as the Jesus birds in Jamaica, as it appears to walk on water. ("Avibase", Denis Lepage, Port Rowan [Ontario], 2024)
country: Uruguay
year: 1968
Yvert: 766
![Northern Jacana (Linnaeus, 1758): Wetland birds identifiable by their huge feet and claws, which enable them to walk on floating vegetation in the shallow lakes, that are their preferred habitat, are also known as the Jesus birds in Jamaica, as it appears to walk on water. ("Avibase", Denis Lepage, Port Rowan [Ontario], 2024)](https://encyclopaediaphilatelica.net/storage/uploads/8pz7EqtWeiwGjHY70ZJq2ah8Ym9V4SoBziJrVl55.jpg)
![the overworking of the negro, and sometimes the using up of his life in seven years of labour, became a factor in a calculated and calculating system. It was no longer a question of obtaining from him a certain quantity of useful products. It was now a question of production of surplus labour itself". (Karl Marx, 1887 [2010]: 35, 244)](https://encyclopaediaphilatelica.net/storage/uploads/UmO7kO7Ozgtn0UjcdQehTx2eaoKcS8cvrfmonlfR.jpg)
