Why did our ancestors ditch the shell and start growing babies inside their bodies instead? In this episode of Big Ideas, ...

Quick Take Platypuses are monotremes, one of the oldest branches of mammals, and they reproduce by laying eggs instead of giving birth to live young. Unlike most mammals, platypuses secrete milk ...

The platypus may be one of the strangest animals ever discovered. It lays eggs like a reptile, has venomous spurs, and a bill that can detect electrical signals in the water. Yet somehow, it’s still a ...

How a collection of London pigeons and Galápagos mockingbirds provided the receipts for Darwin’s biggest ideas.

Dear Luv Doc, I started a New Year’s resolution this year of going to the gym every day after work and in the mornings on the weekends. Last year I gained some weight after a breakup and spent most of ...

From an animal that’s not actually an animal, to the world’s only venomous primate, there are some unusual deadly animals in ...

Chameleons are very fascinating creatures. Their most famous feature is their ability to change colors and blend in almost ...

Survival in high-altitude regions requires mastering live birth rather than traditional egg laying. The cloaca serves as a single exit point, causing unique complications during birth membrane ...

Should you ever find yourself playing a trivia game on the topic of moths and butterflies, here are a few facts that might help. Collectively called Lepidoptera, moths and butterflies account for ...

In a study published in the Journal of Vertebrate Paleontology, researchers Dr. Giovanna M. X. Paixão and her colleagues ...

In a famous fossil bed in Brazil, researchers have discovered a new treasure of ...