LONDON– After a 7,000-mile journey to London in October, 33 tiny Darwin's frogs were born recently at the London Zoo. The froglets were carried in the vocal sacs of 11 male Darwin's frogs ...

London Zoo is celebrating the birth of 33 Darwin’s frogs, following the zoo’s urgent mission to rescue the critically endangered species from the brink of extinction. An adult and a young ...

London CNN — Eleven endangered male frogs that traveled 7,000 miles (11,000 kilometers) in a bid to save their species from extinction have “given birth” to 33 froglets at London Zoo.

The scientific breakthrough, announced on this day in 1997, proved that geneticists could clone an adult mammal, giving rise ...

Endangered male frogs with an unconventional approach to child-rearing have 'given birth' to 33 tiny young in the UK as part of an urgent mission to rescue the species from a devastating fungal ...

London Zoo said Monday that 33 endangered Darwin's frogs, named after scientist Charles Darwin who discovered the species, were born in their new home as part of a rescue mission to save the ...