Competition for ResourcesCompetition with other species for resources such as food or breeding sites often causes vulnerable animals to become threatened. For example, seabirds, such as the endangered African penguin, are often outcompeted for breeding sites by seals, who are michael kors handbags outlet a real threat as they are much larger and will readily attack and eat penguins at sea. Seals also compete with seabirds for prey fish, so when food is limited, seabirds have to travel further to find food for their chicks, spending more time away from their nests, resulting in high chick mortality.
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