Colonies can die out. But when new rats inevitably reestablish themselves, they face no competition from other colonies, allowing their numbers to flourish. ...

Rats will, too. Colonies of big-city rat experts work to outsmart rodent community. Story by Eduardo Cuevas, USA TODAY • 3mo (This story was updated because an earlier version included an ...

Colony of frigatebirds, which provide nutrient inputs to nearby coral reefs. Casey Benkwitt (CC-BY 4.0, ...

Naked mole-rats seem to defy ageing and appear immune to cancer. Scientists are studying these strange creatures to understand how humans can live healthier, longer lives. It's no secret that ...

When humans see these rats, some may have been shunned — or even ejected — by their rat colony," said Parsons. "They are not well-groomed. These are the vagabonds.

Rat Colony lets you play any number of them, so when you cast one, you'll likely ripple into another copy and snowball for a ...

Fear is stronger than reassurances: at the moment, mouse colonies dominate the territory. So much so that, at 172 Via Napoli, ...

Like other mole rat colonies, Old Man's was led by a female queen who breeds with up to four males. “Mole rats are a lot like bees in their social structure,” Buffenstein explained.

It used to be my rat-infested hellhole — but our grimy city is getting worse, and the feeling of the wheels coming off all too evident. Christopher Sadowski. It’s lined with vendors, shoulder ...

More localized rat surges can occur when a major demolition — such as the $850 million Ryan Field rebuild in Evanston — displaces rat colonies. In Chicago, rats are a widespread issue. Cats on ...