Shelby A. Ryan receives a Vice-Chancellor’s PhD Training Priority Scheme Scholarship from the University of Newcastle. Her PhD project receives funding from WWF-Australia and Taronga Conservation ...

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 ...

Sloths are more vulnerable to the rising temperatures associated with climate change than other mammals, due to their unique physiology. In a new study, my colleagues and I found that sloths’ ability ...

But when it comes to their biology, the Central and South American critters are anything but boring. "Thirty percent of their body weight is just digesting, fermenting leaves," says Cliffe. "So ...

World Sloth Day 2025 celebrates one of nature’s most intriguing and misunderstood creatures. Known for their incredibly slow pace, sloths embody a lifestyle that’s calm, patient, and perfectly adapted ...

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 urgency, having seemingly adapted to ...