Zoo reaches historic milestone for Puerto Rican crested toad conservation efforts with more than 12,000 tadpoles

Zoo reaches historic milestone for Puerto Rican crested toad conservation efforts with more than 12,000 tadpoles

Behind the scenes at Brookfield Zoo Chicago, a record-breaking conservation milestone is helping secure the future of one of the world's most imperiled amphibians. Months of meticulous care and coordination enabled Brookfield Zoo Chicago to successfully breed and raise 12,244 Puerto Rican crested toad tadpoles to be released in the wild, supporting species recovery efforts.