In today’s Escape: Scientists explain why we give our pets weird nicknames. Plus, the dessert that sparked an international rivalry, and the marathon runners pushing 70. 

But first: See the flamboyant birds joining Nat Geo’s Photo Ark.

PHOTOGRAPH BY JOEL SARTORE/NATIONAL GEOGRAPHIC PHOTO ARK

Known for their elaborate plumage and distinct mating dances, the Birds-of-paradise are a family of birds with about 40 species—all native to either Papua New Guinea, it’s surrounding islands, or Australia. 

As National Geographic Explorer and Photo Ark creator Joel Sartore says, “They’re like no other birds on Earth.” They also happen to be the 17,000th species featured in Nat Geo’s iconic Photo Ark series. See a few of these flamboyant birds here.  

PHOTOGRAPH BY MARK THIESSEN

PHOTOGRAPH  BY JANE THOMSON

Big Stink. Moo a Wink. Señor Snoofioso. These playful nicknames may sound like nonsense, but they are real-life nicknames people have for their pets. According to linguists, these names aren’t just silly, but reflect deeper patterns in how humans form bonds, express affection, and play with language.

BEFORE YOU GO: Wonder how cacti survive in the hottest places on Earth? Here are the surprising tricks they use.

Today’s newsletter was edited and curated by Jennifer Baik and produced by Alisher Egamov. Thanks for reading! Did someone forward this to you? Sign up for all our newsletters here.