Birds and humans perceive colors differently ... of recognition has resulted in the evolution of extreme level of egg color mimicry of specific hosts by different parasitic cuckoos (Figure ...

Learn how to identify bird eggs by color and size. One of the most interesting bird egg facts that despite the broad variety ...

Eastern Bluebird: Similar to the American Robin, Eastern Bluebirds lay bright blue eggs that are quite striking. Bowerbird: Males of this species collect colorful objects to attract females, and their ...