Q. I saw a photo of different kinds of bird eggs and noted not only the obvious, that smaller birds lay smaller eggs, but also that some bird eggs are elongate whereas others are more rounded. What is ...

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Cal-Maine Foods, Inc., the largest producer of fresh eggs in the U.S., has temporarily halted production at one of its facilities in Texas after detecting bird flu there, the company announced Tuesday ...

Fork-tailed drongos have a signature color and pattern on their eggs, which helps them avoid getting duped by African cuckoos. Hans Stieglitz via Wikimedia Commons under CC BY-SA 3.0 Cuckoos have ...

This is the 29th flock in Pennsylvania affected by avian flu.