For the Smithsonian National Zoo and Conservation Biology Institute (NZCBI), Christmas came early in 2025. Zookeepers were delighted to welcome two new arrivals—sloth bear cubs, born in an off-exhibit ...

Talk about ending the year on a high note.The Smithsonian’s National Zoo closed out 2025 with a rare double dose of good news, welcoming two sloth bear cubs for the first time in more than a ...

Two sloth bear cubs were born at the Smithsonian National Zoo on December 7, 2025. It is the first time in 12 years that sloth bear babies are present at the zoo. The birth is part of the Association ...

For the first time since 2014, keepers at the Smithsonian’s National Zoo and Conservation Biology Institute Zoo have welcomed two sloth bear cubs.

For the Smithsonian National Zoo and Conservation Biology Institute (NZCBI), Christmas came early in 2025. Zookeepers were delighted to welcome two new arrivals—sloth bear cubs, born in an off-exhibit ...

The cubs in their habitat at Smithsonian’s National Zoo and Conservation Biology Institute Dec. 7, 2025. At birth, the cubs are hairless and their eyes remain closed. Photo credit: Smithsonian’s ...

The National Zoo has welcomed two newborn sloth bear cubs. The cubs are healthy and will remain off exhibit until spring 2026. Sloth bears are vulnerable in the wild, making the births important for ...

The Smithsonian’s National Zoo and Conservation Biology Institute (NZCBI) announced Jan. 6 that two sloth bear cubs were born in their care Dec. 7 and will debut in an exhibit this spring. The ...

The tiny cubs, currently off-exhibit, are expected to debut in Spring 2026. Mike Bock Nearly one month old, the two sloth bear cubs are shown resting in their den on Jan. 5, 2026. Zoo staff are ...