Respuesta :
Because they are protected from terrestrial predators by breeding in large colonies on islands, cliffs, or headlands, seabirds.
Seabirds: Endotherms or not?
What Characterizes a Seabird? All birds (members of the order Aves) have wings (of varying sizes), beaks, and claws. They are also endothermic (warm blooded). Seabirds are different from other birds in that they spend their entire lives in open water and are not tethered to land except while they are nesting.
Why do seabirds breed together in groups?
Additionally, synchronised breeding produces an abundance of offspring that is sufficient to feed predators. When it comes to protection from terrestrial predators, seabird colonies on islands clearly outperform those on the mainland. Other situations can also be found where bird colonies avoid predation.
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