Parthenogenesis

This is only the second documented case of a virgin birth in sharks.

The birth of 18 baby anacondas at a Boston aquarium has left many surprised, given that their mother has lived most of her life in an all-female enclosure.

This is only the second documented case of a virgin birth in sharks.

The birth of 18 baby anacondas at a Boston aquarium has left many surprised, given that their mother has lived most of her life in an all-female enclosure.