Trilobites are perhaps the most successful group of animals ever to live. Named for their distinctive three-lobed body, these armored, pill-bug-like arthropods were some of the first hard-bodied ...

Animals that can change their sex naturally might sound surprising at first, but in nature, it is simply another survival ...

Understanding intrinsic and extrinsic drivers of reproductive success is central to advancing animal ecology and characterizing critical habitat. Unfortunately, much of the work examining drivers of ...

The vast majority of animals need to breed to reproduce. But a small subset of animals can have offspring without mating. The process, called parthenogenesis, allows creatures from honey bees to ...