L'escurçó cantàbric, Vipera seoanei, és un rèptil escatós de la família Viperidae. Es tracta d'un endemisme ibèric, present al nord-oest peninsular i nord cantàbric. La seua distribució discorre des de Galícia fins a Navarra, ultrapassant pel sud la Serralada Cantàbrica per a expandir-se també per les regions de muntanya de clima atlàntic del nord i oest de Lleó i Zamora, així com del nord de Palència i de Burgos. En canvi, a Portugal únicament s'ha constatat l'existència de tres poblacions aïllades a les muntanyes de l'extrem nord-oest lusità. Al vessant nord dels Pirineus només està present en una estreta franja del seu extrem occidental.
![](https://4.bp.blogspot.com/-HILHLfIJMfo/W6KwnyAE6KI/AAAAAAAAHp4/ebfagBLpFiACuFk0sEmHOwDG8lflQNi8ACLcBGAs/s640/Vipera%2Bseoanei%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2Bescur%25C3%25A7%25C3%25B3%2Bcant%25C3%25A0bric%2B%252814%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a una zona de falagueres (Las Merindades, Castilla y León). |
![](https://1.bp.blogspot.com/-Nkf_W5nGDiU/W6KvszsEKZI/AAAAAAAAHpk/uHHI09bAHcA28YuF3bgCU5FNgeZaDd6KwCLcBGAs/s640/Vipera%2Bseoanei%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2Bescur%25C3%25A7%25C3%25B3%2Bcant%25C3%25A0bric%2B%252813%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a una zona de falagueres (Las Merindades, Castilla y León). |
![](https://3.bp.blogspot.com/-0FJh24WQYU4/W6Kvi3I8RFI/AAAAAAAAHpc/uYebqmgKhDA-BadCDs5HTC1qxSngnEzWQCLcBGAs/s640/Vipera%2Bseoanei%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2Bescur%25C3%25A7%25C3%25B3%2Bcant%25C3%25A0bric%2B%252812%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a una zona de falagueres (Las Merindades, Castilla y León). |
![](https://4.bp.blogspot.com/-yC8FAOLdElA/W6KvnnSL0fI/AAAAAAAAHpg/lsckSK29EVwnhAES_D5UJv334mZsmbRUgCLcBGAs/s640/Vipera%2Bseoanei%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2Bescur%25C3%25A7%25C3%25B3%2Bcant%25C3%25A0bric%2B%252811%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a una zona de falagueres (Las Merindades, Castilla y León). |
![](https://1.bp.blogspot.com/-ddQzrNW8NMk/W6KwmGvjMPI/AAAAAAAAHp0/fJ7DJGbzElAsT-QJzo7-nVHFZ0AOeIVJQCLcBGAs/s640/Vipera%2Bseoanei%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2Bescur%25C3%25A7%25C3%25B3%2Bcant%25C3%25A0bric%2B%25285%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a una zona de falagueres (Las Merindades, Castilla y León). |
![](https://2.bp.blogspot.com/-1ZRKzf-uMvk/W6Kwysd8x4I/AAAAAAAAHp8/Tmma0h1CpO8GAD7sTr5-IW1NjbRp9P8qgCLcBGAs/s640/Vipera%2Bseoanei%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2Bescur%25C3%25A7%25C3%25B3%2Bcant%25C3%25A0bric%2B%25286%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a una zona de falagueres (Las Merindades, Castilla y León). |
![](https://1.bp.blogspot.com/-4urAslm-PAw/W6KxFjJdJ2I/AAAAAAAAHqI/6n2Ywdg47_AuN4ebdhDL0stHa6do8JuHwCLcBGAs/s640/Vipera%2Bseoanei%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2Bescur%25C3%25A7%25C3%25B3%2Bcant%25C3%25A0bric%2B%25288%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a una zona de falagueres (Las Merindades, Castilla y León). |
![](https://2.bp.blogspot.com/-yvclMZrgaEo/WjwKLGn5CNI/AAAAAAAAGDE/FfVbivRJlTo6KL9HCte786Pyb1m2ms1mgCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2BCastilla%2BSpain%2BEspa%25C3%25B1a%2BCant%25C3%25A1brico%2B%25281%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a un prat humit (Los Páramos, Castilla y León). |
![](https://4.bp.blogspot.com/-fHY3uX66GcY/WjwKYI4qLhI/AAAAAAAAGDI/qbyeoWAuBH4uAfBkQYIUS6nn5avMgK0BgCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2BCastilla%2BSpain%2BEspa%25C3%25B1a%2BCant%25C3%25A1brico%2B%25282%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a un prat humit (Los Páramos, Castilla y León). |
![](https://3.bp.blogspot.com/-DhVgHQdXbr8/WjwKbV16MoI/AAAAAAAAGDM/S4QqV9NDhy8fSApnxZ6_YwBTDMoKBNS8QCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2BCastilla%2BSpain%2BEspa%25C3%25B1a%2BCant%25C3%25A1brico%2B%25283%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a un prat humit (Los Páramos, Castilla y León). |
![](https://3.bp.blogspot.com/-sDtpksal7_Y/WjwMGbcyc5I/AAAAAAAAGDg/KJwh-Kg57tYqgmG46UGyIxHPZLc0NF_xgCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2BCastilla%2BSpain%2BEspa%25C3%25B1a%2BCant%25C3%25A1brico%2B%25284%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a un prat humit (Los Páramos, Castilla y León). |
![](https://4.bp.blogspot.com/-NjUTgG5u3WY/WjwMTaYNOQI/AAAAAAAAGDk/52C9jnDb6QkpDWq56OvjlRzPCX5X6_7yQCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2BCastilla%2BSpain%2BEspa%25C3%25B1a%2BCant%25C3%25A1brico%2B%25285%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a un prat humit (Los Páramos, Castilla y León). |
![](https://4.bp.blogspot.com/-bLU9_POHt7o/WjwMF6hoUTI/AAAAAAAAGDc/8DW0NKDPPuEh0iQg3PnGB9QHqIWSNhCiACLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2BCastilla%2BSpain%2BEspa%25C3%25B1a%2BCant%25C3%25A1brico%2B%25286%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a un prat humit (Los Páramos, Castilla y León). |
![](https://1.bp.blogspot.com/-V5JJI4sLxRQ/WjwNcDb1B0I/AAAAAAAAGD4/bdIlSQD7SlkvobpSrkOWLQ6Dm7dkv0RTgCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2BCastilla%2BSpain%2BEspa%25C3%25B1a%2BCant%25C3%25A1brico%2B%25287%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a un prat humit (Los Páramos, Castilla y León). |
![](https://1.bp.blogspot.com/-te_fHZoUzWk/WjwNbHc-R-I/AAAAAAAAGD0/qsos5qsO66sofb0pBThOXHLfIo513GjpQCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2BCastilla%2BSpain%2BEspa%25C3%25B1a%2BCant%25C3%25A1brico%2B%25288%2529.JPG) |
Adult d'escurçó cantàbric, Vipera seoanei, a un prat humit (Los Páramos, Castilla y León). |
![](https://1.bp.blogspot.com/-YmB-d_bZ_pE/WpC3aFaHmmI/AAAAAAAAGcE/MH2vbyLVecEfJo5ueE5e1Mk20SbvIsljQCLcBGAs/s640/Vipera%2Bseoanei%2BBurgos%2BCastilla%2BViperidae.JPG) |
Adult melànic d'escurçó cantàbric, Vipera seoanei, a un prat humit (Las Merindades, Castilla y León). |
![](https://1.bp.blogspot.com/-np7OtujZS3Y/WpC3RmJB_GI/AAAAAAAAGcA/FDM0EbcMub4F9KOnD1QUksp9k5N2VN5fgCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2B%2B%25282%2529.JPG) |
Adult melànic d'escurçó cantàbric, Vipera seoanei, a un prat humit (Las Merindades, Castilla y León). |
![](https://4.bp.blogspot.com/-op2peeFCaRk/WpC3O_EmMrI/AAAAAAAAGb8/olBcFMvE-pMJwANmbpjjbhWrd0C6b9eLQCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2B%2B%25283%2529.JPG) |
Adult melànic d'escurçó cantàbric, Vipera seoanei, a un prat humit (Las Merindades, Castilla y León). |
![](https://4.bp.blogspot.com/-hfvItPLj1tU/WpC4lY8nGVI/AAAAAAAAGcY/Z0fv-A4iy7kbVmE4m9OT8jCtPNlmWxfcgCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2B%2B%25284%2529.JPG) |
Adult melànic d'escurçó cantàbric, Vipera seoanei, a un prat humit (Las Merindades, Castilla y León). |
![](https://3.bp.blogspot.com/-VXL7_slE2pQ/WpC4jcmU2YI/AAAAAAAAGcU/44djWck2YUUpFhrcQB6yAkawbpNATfYBwCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2B%2B%25285%2529.JPG) |
Adult melànic d'escurçó cantàbric, Vipera seoanei, a un prat humit (Las Merindades, Castilla y León). |
![](https://2.bp.blogspot.com/-rip5t08xCBk/WpC4o-VfYUI/AAAAAAAAGcc/R0QQ96Zody8XuSf_ao9RuRjnxGA7z7PZQCLcBGAs/s640/Vipera%2Bseoanei%2Bvipera%2Bde%2BSeoane%2Bv%25C3%25ADbora%2Bcant%25C3%25A1brica%2BBurgos%2BVipera%2Bseoanei%2Bcantabrica%2BViperidae%2Bviper%2B%2B%25286%2529.JPG) |
Adult melànic d'escurçó cantàbric, Vipera seoanei, a un prat humit (Las Merindades, Castilla y León). |