Sloths look slow in a way that almost doesn’t feel real, but their sluggish movement isn’t a flaw or a weakness. Every part of their body is built around saving energy, avoiding danger, and surviving ...

They just like to take it all in. When it comes to physical activity, few animals have as maligned a reputation as the sloth. The six sloth species, which call Brazil and Panama home, move with no ...

A sloth in its natural habitat in Costa Rica, where sloth populations have decreased in the past decade, according to Rebecca Cliffe, lead author of the research. Bernd Dittrich via Unsplash In the ...

A sloth scientist, her tree-climbing BFF, and their dog work to save Costa Rica’s sloth populations. A sloth scientist, her tree-climbing BFF, and their dog work to save Costa Rica’s sloth populations ...

A cooling, drying climate turned sloths into giants – before humans potentially drove the huge animals to extinction. Today’s sloths are small, famously sluggish herbivores that move through the ...

CC0 Usage Conditions ApplyClick for more information. This video was created for the Get a Head Start with the Smithsonian (GHSS) program. This National Zoo-based project brings the entire Smithsonian ...