Respuesta :
The males compete to fertilize.
What are birds?
The class Aves of warm-blooded vertebrates includes birds, which are distinguished by their feathers, toothless beaked jaws, hard-shelled eggs, high metabolic rates, four chambered hearts, and robust yet light skeletons.
Fertilization exists the procedure by which haploid gametes (n- sperm and egg) fuse together to create a diploid cell called ZYGOTE. A gamete exists as a reproductive or sex cell produced by a sexually-reproducing organism during meiosis. Diploid organisms produce gametes that contain one group of chromosomes i.e haploid. Male organisms make sperm while female organisms produce egg/ovum.
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