In a dry tropical forest in northwest Costa Rica, researchers found a colony of rare Vampyrum spectrum, or spectral bats, living in a hollow tree. The team set up a video camera and over the course of ...

The world’s largest carnivorous bat has a surprisingly rich social life, displaying affectionate greetings and providing food to family group members, according to a study by Marisa Tietge at Museum ...

You can probably picture a vampire: Pale, sharply fanged undead sucker of blood, deterred only by sunlight, religious paraphernalia and garlic. They’re gnarly creatures, often favorite subjects for ...