If you thought Olaf and Elsa were just taking over the box office this weekend, think again. An extremely endangered Puerto Rican toad named Olaf became the first to be born via in vitro fertilization ...
SAN JUAN, Puerto Rico — A critically endangered Puerto Rican toad was born for the first time via in vitro fertilization as U.S. scientists attempt to save it from extinction, officials announced ...
This baby is a scientific miracle — warts and all. A highly endangered Puerto Rican Crested toad was hatched through in-vitro fertilization for the first time in history. The one-of-a-kind amphibian ...
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