Adult females successfully deposit up to 20,000 individual eggs within a single reproductive cycle. Maintaining the amplexus posture creates a technical hurdle during the critical external ...

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 ...

SUMMIT COUNTY ” The endangered boreal toad is filing getting its awareness campaign, as zoos, botanical gardens and aquariums around the world have designated 2008 as the year of the frog. As part of ...

Add Yahoo as a preferred source to see more of our stories on Google. The Surinam toad has an unusual trick for reproduction: instead of leaving their spawn in water to develop, once the eggs are laid ...

Meet the Surinam Toad, a five-inch-long amphibian that lives in South America. Once the female toad’s eggs are fertilized by the male, they embed in her back, which transforms into a honeycomb-like ...

Add Yahoo as a preferred source to see more of our stories on Google. This year, the zoo has produced nearly 7,000 of these endangered species and shipped them to Puerto Rico. 5 things this weekend in ...

SUMMIT COUNTY, Colorado ” The endangered boreal toad is finally getting its awareness campaign, as zoos, botanical gardens and aquariums around the world have designated 2008 as the Year of the Frog.

Toads will choose to mate with a different species if it gives their progeny a better chance of survival, showing for the first time how females from one species can apply sexual selection pressure on ...

Toads are fascinating creatures for several different reasons, but their reproduction process is easily one of the most interesting. Rather than simply laying eggs, they lay meter-long strings of eggs ...