وفر 50٪ من خلال الاشتراك السنوي في مجرة واحصل على تصفح لا محدود لأفضل محتوى عربي على الإنترنت.

اشترك الآن

تمت عملية الاشتراك بنجاح

إغلاق

عذراً، عذرا،أنت مشترك مسبقاً بالنشرة البريدية

إغلاق

عذراً، هناك مشكلة في البريد الالكتروني

إغلاق
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get_post_type: string(7) "concept"

الطب

حشرة القراد |  suborder Ixodida

26 أبريل 2020


وهي جنس من الحشرات الصغيرة الطفيلية ولها انواع كثيرة ، منها نوع يعيش في الحقول والغابات وقادر على الالتصاق بجلد فريسته من الحيوانات والانسان ليتغذى على دمه ويفرز بعض من السموم التي تؤثر على الجهاز العصبي وتؤدي الى الشلل او الوفاة اذا لم يتم الانتباه لها،