Let's Talk About Birds: Birds' eggs

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The bird, its form and function. Birds. The Bird in the Egg 479 ably functional. In an embryo chick of even the third day this organ is remarkably prominent; but although

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Kaeli Swift, Ph.D. on X: Ok now let's talk about breeding. While we're busy holed up at home, these birds are busy getting ready to make beautiful hard oval babies. (Egg pic