You might shudder at the sight of bats in your yard, but the reason they've arrived -- and why you'd want to attract them -- isn't quite what you'd think.

Nearby, a red-rumped agouti — a South American rodent that looks like a large, long-legged guinea pig — scuttled behind a tree trunk. A few feet away, an Arabian sand cat put its paw inside a log to ...

Vaccinating vampire bats against rabies can help prevent the spread of the disease to livestock and humans. NPR's Scott Simon talks with epidemiologist Tonie Rocke about a new way to vaccinate bats.