Throughout the animal kingdom, there are animals that form bonds that last a lifetime, showing loyalty and partnership that can be surprising to people. From birds to mammals, these creatures stick ...

Most animals require both a male and a female to reproduce. But a surprising number of species can occasionally bypass that ...

PHOENIX (AP) — Minutes after getting to a park in the middle of Phoenix, you can see flashes of green in the sky and hear chatter because love is in the air — or at least, the lovebirds are. The small ...

Understanding the evolution of insect mating behavior is essential for explaining how early insects adapted to life on land. A new study examines Petrobiellus akkesiensis, a rare jumping bristletail, ...