There’s something seriously strange about a boiled penguin egg. Boiled penguin eggs can look almost nothing like the chicken eggs most people know. Instead of turning opaque white, the albumen can remain translucent and jelly-like, allowing the bright yolk to remain visible. The unusual appearance comes down to the proteins inside the egg white. https://twitter.com/AMAZlNGNATURE/status/2105126485736718738 Chicken egg whites are made up largely of ovalbumin. When heated, these proteins unfold and form a dense network that traps water and...

On the windswept Kerguelen Islands in the southern Indian Ocean remote outposts also known as the Desolation Islands thousands of penguins have nested for generations among rocky shores and fierce winds. They look nearly identical to other gentoo penguins: black backs, white undersides, and the distinctive white eye-band. For more than a century, scientists collected them without suspecting anything unusual.Modern genomics has now revealed the surprise. These birds are a distinct species, Pygoscelis kerguelensis,...