Mark Payne-Gill / Three banded armadillo {Tolypeutes tricinctus} walking Captive, UK

Mark Payne-Gill / Three banded armadillo {Tolypeutes tricinctus} uncurling from defensive ball

Ingo Arndt / Close up of foot of Hoffmann's two toed sloth {Choloepus hoffmanni}

Ammonite / Northern tamandua (Tamandua mexicana) climbing down and falling out of tree, showing use of partially prehensile tail, Santa Rosa National Park, Costa Rica.

Ammonite / Northern tamandua (Tamandua mexicana) climbing down tree, showing use of partially prehensile tail, Santa Rosa National Park, Costa Rica.

Kevin Schafer / Giant Armadillo (Priodontes maximus), adult female standing and sniffing air. Pantanal, Brazil, October.

David Pattyn / Southern tamandua / Lesser anteataer (Tamandua tetradactyla) standing up in a defensive posture, Southern Pantanal, Brazil

Roland Seitre / Baby Giant Anteater (Myrmecophaga tridactyla) at two weeks, being fed by its keeper at Beauval Zoo, France. Endemic to South America. 2009.

Daniel Heuclin / Southern three-banded armadillo (Tolypeutes matacus) Gran Chaco, Bolivia. captive

Roland Seitre / Hoffman's Two Toed Sloth (Choloepus hoffmanni) being weighed and recorded. Aviarios del Caribe Sloth Refuge, Costa Rica, 2008.

Roland Seitre / Volunteer holding Hoffman's Two Toed Sloth (Choloepus hoffmanni) Aviarios del Caribe Sloth Refuge, Costa Rica, 2008.

Roland Seitre / Hoffmann's Two Toed Sloth (Choloepus hoffmanni) baby wrapped in cloth. Aviarios del Caribe Sloth Refuge, Costa Rica, 2008.