A nearly gapless genome sequence of the echidna, an egg-laying mammal with multiple sex chromosomes, helps researchers to track genomic reorganization events that gave rise to a highly unusual sex ...

The male echidna has five X chromosomes, but only four Y chromosomes, whereas the male platypus has five X and five Y). During production of sperm and eggs (meiosis), these sex chromosomes pair in ...

A nearly gapless genome sequence of the echidna, an egg-laying mammal with multiple sex chromosomes, helps researchers to track genomic reorganization events that gave rise to a highly unusual sex ...

While filming a documentary in Northern Ireland, a team of scientists discovered a new fungus that appears to manipulate spiders’ behavior–and turn them into “zombies.” The fungus named Gibellula ...

Eggs in the shell that are stored at a consistent temperature of 40°F will last three to five weeks. (Getty Images) ...

Australia is home to some of the most rare animals in the world, with nearly 80% of plants, mammals, reptiles, and frogs ...

4. There are only two egg-laying mammals in the world - the duck-billed platypus and the echidna (sometimes known as spiny anteaters). 5. Hens have a special clucking song they sing after they've ...

This is a sample of The Echidna newsletter sent out each weekday morning. To sign up for FREE, go to theechidna.com.au ...

It's not just bird flu that's causing egg prices to soar I wish I had good news about eggs, but alas, I do not. Egg prices are soaring again as the bird flu sweeps the US for the third straight ...