1. A magpie overhead, its long tail black and belly white. 2. Does it have a long tail? 3. Heavy head, long tail, rectangular wings. 4. Male indigo birds sport beautiful metallic blue plumage, while male whydahs sometimes possess spectacularly long tails. 5. Males evolved long tails to charm females. 6. Short wings, more pointed than other owls, combine with long tail to give hawk-like silhouette. 7. Some dinosaurs had long necks and equally long tails. 8. The genes that cause the elaborate ornament or long tail to appear are subject to random mutation. 9. The male has two long tail streamers, and females prefer the males with the longest streamers. 10. They grow long tails as material streams away from their rocky cores driven by solar radiation. |