Chihuahuas, rat terriers and miniature poodles are muscling in on strength contests long dominated by big dogs. It takes high ...

Slate’s homepage editors spend a lot of time looking for photos to put on our site. Those searches sometimes yield unexpected results: random, perplexing, and mesmerizing photos that don’t belong on ...

However, within a given species, the smaller animals generally live longer than the larger ones. This has been documented in ...