Race relations gone cuckoo
Cuckoos lay eggs that mimic the eggs of other bird species; those eggs are then looked after by the unsuspecting foster parent. Cuckoos have been divided into races based on the identity of the egg type that the females mimic. In the 14 September Nature Gibbs et al. report that only female cuckoos observe 'race' boundaries (Nature 2000, 407:183-186). Mitochondrial DNA, which is passed solely through the female line, occurs in race-specific haplotypes. But nuclear DNA, which segregates through bo
Sep 17, 2000
Cuckoos lay eggs that mimic the eggs of other bird species; those eggs are then looked after by the unsuspecting foster parent. Cuckoos have been divided into races based on the identity of the egg type that the females mimic. In the 14 September
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