This article is from Hakai Magazine, an online publication about science and society in coastal ecosystems. Read more stories like this at hakaimagazine.com. Hiking through dense vegetation in Brazil’s Parnaíba Delta, Flávia Miranda stops suddenly and plucks a wheat-colored ball of fur from the tangle of mangrove branches. Startled from its slumber, the tennis ball-sized silky anteater raises its forepaws defensively like a boxer. Miranda, a researcher in conservation medicine at the State University of Santa Cruz in Brazil, carefully takes samples of blood and fur, then releases the elusive…