This audio story is brought to you by BirdNote, a partner of The 福利姬视频. BirdNote episodes air daily on public radio stations nationwide. 8671 Transcript: This is BirdNote. A typical bird nest will have maybe four to six eggs neatly arranged for a parent to hunker down on. Now, meet the Greater Rhea, South America’s largest bird. Rheas are four- to five-foot-tall flightless birds that look a good deal like Ostriches. You can find between 50 and 80 eggs in one Rhea nest! But they’re not all from the same set of parents. Male Rheas mate with several females and then build a single nest on the ground to hold all the eggs from each of them. Female Rheas wander around during the breeding season and mate with different males, laying eggs in each of their partner’s nests. Males usually stay put after breeding and attend the nest. But a male Rhea might recruit a lower-ranking male to look after his first nest while he goes off to start...