As Kelley told Live Science: "It’s always ultimately about survival and reproduction ... systems interpret context, helping animals appear larger to rivals, smaller to predators." Santancà argued. "In ...

Many aquatic animals exhibit sequential hermaphroditism, changing sex to adapt to environmental cues, social dominance, or ...

What are some animals that give birth to huge numbers of offspring at once?” (Watch a female sea urchin produce millions of eggs.) The mola, or ocean sunfish, looks like an animal cracker someone bit ...

These four images capture various starkly different realities within the animal kingdom — from family and play to survival ...

"All collared lionesses have had cubs, signaling successful reproduction," Matthieu Finiels of the Wildlife Conservation Society told the outlet.

Not every animal gets the spotlight, but that doesn’t make them any less important. These underrated creatures are crucial ...

In nature, courtship can be dangerous, and sometimes deadly. From insects that consume their mates to birds that perform precision dances, every ritual serves one purpose: survival of the species.

Many mountain gorillas keep living - vigorous and socially engaged - for a decade or more beyond the years of reproduction.

If every creature gained human-level reasoning overnight, nature would turn into a battlefield of instincts mixed with logic.

The International Union for Conservation of Nature (IUCN) has recognized Charles Darwin University-led research into Earth's ...

Halloween is the time of vampires, bats, and other dark figures. But bloodsuckers aren’t just found in horror stories–they ...