[单项选择]Cuckolds are men whose wives gave birth to infants that were blatantly not their own. The well known trickery of the cuckoo, the bird from which "cuckold" is derived, is as a nest parasite -laying eggs for other bh’ds to hatch and raise. New research suggests the cuckoo has another trick it uses to ruffle its victims’ feathers.
Common cuckoos usually lay a single egg in the nest of a host bird. The eggs often look remarkably similar to the host’s. Upon hatching, the cuckoo chick eliminates any of its potential rival chicks by pushing them or their eggs out of the nest. However, there is more to this elaborate deceit than is generally realized.
As far back as ancient times a similarity has been noted between many cuckoo species and hawks ; in size, shape and plumage. More recently researchers have discovered that hawk-like markings are more prevalent in cuckoo species that engage in nest parasitism than in cuckoo species that do not. Researchers wondered whether this similarit
A. Human beings should follow the natural law "the survival of the fittest" to engage in arms race.
B. The matter of adapting and counter-adapting revealed by cuckoos and their hosts is as intense as an arms race.
C. The evolutionary dynamic is not unique in the whole of nature, but takes place in human society as well.
D. The cycle of adapting and counter-adapting in nature is as endless as the cheating and detecting between cuckolds and their partners.