Eight koalas have been successfully returned to the wild after critical treatment for chlamydia. The disease, known as a "silent killer," can cause blindness, infertility, and even death if left ...

Gaylene Thomas, a wildlife care manager at the San Diego Zoo, oversees two teams that care for a variety of species, ...

Australian scientists have begun vaccinating wild koalas against chlamydia in an ambitious field trial in New South Wales. The aim is to test a method for protecting the beloved marsupials against ...

Today on CNN 10, we go inside North Korea's as it welcomes western tourists for the first time since sealing its borders during the COVID-19 pandemic. We'll also travel to Australia to discovery a ...