James Serpell

The World

What’s in a dog breed? Less than you might think

Science

You may have watched thousands of purebreeds compete at the Westminster dog show earlier this month, but don’t be fooled by that name. A huge database of dog behavior data shows that even the purest breed has lots of variation among its canine cousins.

Tell us about your experience accessing The World

We want to hear your feedback so we can keep improving our website, theworld.org. Please fill out this quick survey and let us know your thoughts (your answers will be anonymous). Thanks for your time!

We respect your time, attention and privacy

This is a news website, not a click casino. We do NOT employ deceptive behaviors, display annoying ads or use third party cookies and trackers to monetize your visit or help advertisers track you across the internet.

Simply, we ask that you would consider a donation to support the journalism we produce every weekday. Thank you.