This real-life mutant sewer rat turned out to be far less friendly than the cartoon version known to lurk through the Big ...

The best known is probably the naked mole rat, whose hairless, tubular, wrinkled body makes it appear a bit like a tiny walrus—or perhaps a bratwurst with teeth. Naked mole rats are rodents ...

The name stuck. Rats use their teeth — their most valuable tool — to get into spaces such as tree hollows, trash cans or walls, and to clip roots and stems to reach food, water and nesting ...