books immigration risks
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Source: mawdoo3.com
مخاطر الهجرة (Info)
تتعرّض الطيور أثناء رحلة هجرتها إلى العديد من المخاطر، ويمكن ذكر بعض منها كما يلي:
- الإجهاد البدنيّ أثناء الطيران.
- نقص الإمدادات الغذائيّة.
- سوء الأحوال الجويّة.
- خطر التعرّض للافتراس.
- التّصادم مع الأبنية والأبراج.
