How Birds-To-Be Get Oxygen Inside Eggs

Your body needs oxygen to function — and that was true even before you were born. As you grew inside your mother's womb, even before you had working lungs, your cells were crying out for oxygen. And your mother kindly answered that call. Oxygen and nutrients from her blood made their way down your umbilical …

Don’t Look At My Hole! — Through Open Lens

F/9.0, 1/320, ISO 160. Hispaniolan Woodpecker Why aren’t there any shark puppeteers? They have no hands! Interesting Fact: This woodpecker forages in small noisy groups; the diet is varied and includes insects, spiders, scorpions, lizards, fruit, seeds, grain and sap. It can catch flying insects on the wing, and larger food items are bashed on …

Migrating Arctic Geese Are Confused, Exhausted By Rising Temperatures — News : NPR

Warmer weather means that barnacle geese fly faster to their breeding grounds, leaving them too tired to lay eggs right away. By the time they're ready, the babies have missed the best food.(Image credit: Thomas Lameris/NIOO-KNAW) via Migrating Arctic Geese Are Confused, Exhausted By Rising Temperatures — News : NPR