Wondering if the nest in your backyard contains cardinal eggs? Feel confident in your cardinal egg spotting skills with these tips.

The rainbow of hues seen in modern bird eggs probably evolved in birds' dinosaur ancestors, which had eggs with colorful and speckled shells ... two pigments—a red-brown one and a blue-green ...

But for home maintenance and peace of mind, it's good to know how to identify ... birds. Their eggs are less than an inch big and are white with either tinges of blue or green with gray or brown ...

are heavily speckled with dark markings. These eggs are so well camouflaged that you might not see them even after flushing the brooding bird and looking at the spot from which it flew.

speckled and spotted eggs boasting exquisite hues of blue and brown, scientists said on Thursday, in a discovery that scrambles the notion that such exceptional traits originated with birds.

Have you ever wondered why some birds' eggs are speckled? Scientists have long wondered ... However, the reddish-brown speckles on eggs don't require calcium at all, they are made mostly from ...

The creamy blue-and-brown speckled eggs, splashed like a toddler's art project, vary among birds but are consistently patterned for individuals. What's more, in a laboratory experiment ...

TEANECK — A small migratory bird has found an unusual place to make her nest: near the south goal of an artificial turf soccer field in the township’s busiest park. The killdeer, a brown bird ...

The rainbow of hues seen in modern bird eggs probably evolved in birds’ dinosaur ancestors, which had eggs with colorful and speckled shells. That’s according to a new study of fossil eggs in the ...

Have you ever wondered why some birds' eggs are speckled? Scientists have long wondered ... However, the reddish-brown speckles on eggs don't require calcium at all, they are made mostly from ...