![Birds and nature . ing noise made by the malewhen he is calling his mate is a verypleasant sound in the woods and maysometimes be heard a mile away. He selects Birds and nature . ing noise made by the malewhen he is calling his mate is a verypleasant sound in the woods and maysometimes be heard a mile away. He selects](https://c8.alamy.com/comp/2CNHBTE/birds-and-nature-ing-noise-made-by-the-malewhen-he-is-calling-his-mate-is-a-verypleasant-sound-in-the-woods-and-maysometimes-be-heard-a-mile-away-he-selects-a-hollow-log-struts-backand-forth-upon-it-and-at-last-strikeshis-sides-with-his-wings-so-rapidly-thatthe-noise-resembles-distant-thunderwhen-his-mate-comes-he-raises-his-ruffuntil-his-head-is-almost-hidden-hespreads-his-tail-like-a-fan-and-tries-tomake-himself-lovely-in-her-eyes-they-build-their-nest-on-the-groundit-is-made-of-grass-twigs-and-leavesthe-mother-bird-is-very-clever-in-pro-tecting-her-young-brood-if-she-hearssom-2CNHBTE.jpg)
Birds and nature . ing noise made by the malewhen he is calling his mate is a verypleasant sound in the woods and maysometimes be heard a mile away. He selects
![In the world of ruffs, a male bird that's sneaky … and well endowed | Animal Behaviour | Earth Touch News In the world of ruffs, a male bird that's sneaky … and well endowed | Animal Behaviour | Earth Touch News](https://www.earthtouchnews.com/media/295565/IMG_6713.jpg?mode=crop&width=710&height=474)
In the world of ruffs, a male bird that's sneaky … and well endowed | Animal Behaviour | Earth Touch News
![Tanzania, Ngorongoro Conservation Area, Ndutu. A male Kori bustard displays to its mate. In so doing, it inflates its throat ruff and chest, lowers it wings and lifts its tail to reveal Tanzania, Ngorongoro Conservation Area, Ndutu. A male Kori bustard displays to its mate. In so doing, it inflates its throat ruff and chest, lowers it wings and lifts its tail to reveal](https://c8.alamy.com/comp/B3TJA8/tanzania-ngorongoro-conservation-area-ndutu-a-male-kori-bustard-displays-B3TJA8.jpg)
Tanzania, Ngorongoro Conservation Area, Ndutu. A male Kori bustard displays to its mate. In so doing, it inflates its throat ruff and chest, lowers it wings and lifts its tail to reveal
![A 'supergene' turns these male birds into female impersonators or sneaky mate thieves — for life - The Washington Post A 'supergene' turns these male birds into female impersonators or sneaky mate thieves — for life - The Washington Post](https://www.washingtonpost.com/wp-apps/imrs.php?src=http://www.washingtonpost.com/news/speaking-of-science/wp-content/uploads/sites/36/2015/11/Screen-Shot-2015-11-16-at-10.42.33-AM.png&w=1200)