Unlike nearly every mammal that has seven vertebrae in its neck no matter how long or short its neck, sloths stand out as oddballs with up to 10. Now it turns out sloths are part of the fold (sort ...

Around the world on October 20, International Sloth Day, and every day here in Baltimore, where clusters of children crane their necks and squeal “I saw it! I saw it!” I craned my neck, too.

Rico the sloth is no different and has received tip-top care on his teeth to get him back to h ... Whether they have a blade of grass stuck up their nose or require a neck brace, ...

Sloths, the world's slowest mammal, have been around for 64 million years. Sharyn Alfonsi traveled to Costa Rica to learn more about how they've survived.

Two sloth bear cubs born at the San Diego Zoo in late 2024 made their first public appearance on Thursday. The zoo shared a clip of the cubs emerging from their private den with their mother Shala.