Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world.

The song of the Savi's Warbler sounds like a strange insect buzzing. These birds live near European lakes, ponds, and rivers, just above the water's surface. During nesting season, males perch on ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A peculiar fossil ...

Why it's awesome: The hoatzin is often regarded as one of the world's strangest birds. Hatchlings are born with clawed wings — a rare, prehistoric trait — and adults give off a strong, unpleasant ...

'Rare' ancestor reveals how huge flightless birds made it to faraway lands Rare blue-and-green hybrid jay spotted in Texas is offspring of birds whose lineages split 7 million years ago Paralvinella ...