Nile monitor lizard burrows can rack up millions of dollars in damage to infrastructure such as sidewalks and seawalls.

Tourism at a cave swarming with bats known to have transmitted a deadly fever disease? The popularity of Uganda's Python Cave points to yet another way interactions at the animal-human interface—where ...

Dark times call for dark comedies. These 34 films look at life's bleaker moments and shine a light on the funny parts.