But believe it or not, the hilarious dance you’ll see in this video is actually serious business: it’s the peacock spider’s ...

Measuring no bigger than 0.2 inches (2.5 centimeters), the sparklemuffin peacock spider is, arguably, one of the cutest ...

The “Mamma Mia!” star stopped by “Late Night” on Monday and, almost immediately, host Seth Meyers applauded her viral moment from “The Tonight Show,” in which she flawlessly sang and played Joni ...

Scientists, stumped by that question throughout the animal kingdom, hypothesized that something more than chemistry drives mate choice. Looks are certainly important for the peacock, with his ...

In that way, mouse pheromones act much like a male peacock's tail to attract mates -- an idea depicted in this illustration. Male mice end up producing more pheromones if their mothers had access ...