From the eerie croak of a tropical frog to the haunting call of the howler monkey, the animal kingdom is filled with some wild and wacky mating calls. But which do you find the most appealing?

The bright colors of butterfly wings, the sweet aromas of flowers, and the euphonious melodies of songbirds all evolved as signals that help individuals propagate, yet humans also find these very same ...

Photograph of three male zebra finches (Taeniopygia castanotis), whose mating calls were used as part of the study. Credit: Raina Fan. The bright colors of butterfly wings, the sweet aromas of flowers ...

Add Yahoo as a preferred source to see more of our stories on Google. Photograph of a pair of túngara frogs (Engystomops pustulosus) in amplexus (male grasping onto female). It’s important to remember ...

Photograph of three male zebra finches (Taeniopygia castanotis). In this study, more than 4,000 human participants from around the world were presented with pairs of animal sounds from 16 different ...