What are the risks of migration, Biology

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What are the Risks of migration

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  • Getting lost (blown off course or similar) and the effect of this when there is a limited fuel supply.
  • Insufficient food to build up tissues to complete the trip.
  • Increased chances of disease in weakened or exhausted birds.
  • Unfavourable environmental changes (fire, flood, drought) on the migratory route limit the chance of all migrants making the journey safely.
  • Unfavourable environments through events at destination that cannot be anticipated.
  • Being predated on-route.
  • Negative influence of human influence on the environment at staging sites.

 


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