When we refer to eggs, we’re usually thinking of chicken eggs. But other types of poultry lay eggs that are just as tasty. Every egg contains a yolk surrounded by albumen, encased in membranes, and protected by a thick shell. Differences occur in how these parts are put together. Let’s see how the eggs […]
The color of a Mallard’s bill indicates its state of physical and reproductive health. Therefore, Mallard ducks can choose a healthy mate by assessing the drake’s bill color. Strange, but true. Here’s how it works: Carotenoids and Free Radicals Carotenoids influence the red, yellow, and orange hues of a duck’s feathers, skin, legs, and […]