Graf J D, Müller W P
Experientia. 1979 Dec 15;35(12):1574-6. doi: 10.1007/BF01953200.
The gynogenetic offspring of the hybrid frog Rana esculenta (R. ridibunda X R. lessonae) are exclusively of the ridibunda type. This is due to the premeiotic exclusion of the lessonae genome from the hybrid's germ cells.
杂交蛙食用蛙(食用蛙由湖蛙与池蛙杂交而成)的雌核发育后代全为湖蛙类型。这是因为杂交种生殖细胞在减数分裂前会排除池蛙基因组。