One of the classic cases in North America is that of the protected northern spotted owl which hybridises with the unprotected California spotted owl and the barred owl; this has led to legal debates.
Silih tunggil pikobet saking dumun ring Amerika Utara inggih punika kedis clepuk tutul utara sané kalindungin sané mahibridasi sareng kedis clepuk tutul California sané nénten kalindungin saha kedis clepuk sané katendadosang; puniki sampun ngawinang parebat ring widang hukum.