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“Virgin Birth” by a crocodile


Source: TH

 Context: Scientists have documented the first-known instance of a “virgin birth” by a crocodile, which had been living in isolation for 16 years at Costa Rican Zoo.

  • Scientists found DNA sequences showing it was a result of facultative parthenogenesis or reproduction without the genetic contribution of males.

 About Facultative Parthenogenesis:

Facultative parthenogenesis is the term for when a female can produce offspring either sexually or via asexual reproduction. The phenomenon of FP has also been documented in other species of fish, birds, lizards and snakes. The scientists said this is the first-known example of a crocodile.