Sandwiched between wet towels in temperature-monitored containers, a dozen critically endangered Loa water frogs were flown ...

Most everyone recognizes frogs. Frogs, like salamanders and newts, are amphibians. Unlike salamanders, they have made a major evolutionary detour from the body plan of their ancient ancestors. The ...

For example, one female frog can produce thousands of eggs! After sexual reproduction in mammals (including humans), the female grows her baby or babies inside her until they are developed enough ...

Sad Santiago, possibly the rarest frog in the world, in the hand of Jaime Culebras. Jaime is searching for a mate for Santiago. Some people love frogs and toads. Other people have yet to be convinced!

Many species of frog are known to be poisonous, such as the often colourful poison dart frogs. But although incredibly rare, there are species that are venomous too. There are currently only two ...

Eight Peru Andes frogs were discovered and collected and a few were photographed, according to the study. Researchers caught both males and females, and all were less than one inc ...

Emerging from a partially frozen pond more than 6,000 feet high in the Alps, European common frogs (Rana temporaria) set out to find mates and begin breeding activities. These frogs have adapted ...

In Arizona, the Chiricahua has declined more than any other leopard frog. Chiricahua leopard frogs need permanent water for reproduction, but that's increasingly hard to come by: Southwest riparian ...

Once the most abundant and widespread frog species in North America, leopard frogs were widely collected not only for dissection but for the food industry (frog legs) as well. However, massive ...

The Eiffinger's tree frog (Kurixalus eiffingeri), found on Ishigaki and Iriomote islands in Japan, has a unique biological adaptation: its tadpoles do not defecate during their early developmental ...

KYOTO--Japanese commonly describe a person frozen with fear as looking like “a frog scared stiff by a snake.” But at least from a scientific perspective, it turns out the traditional portrayal ...

Chances for survival are usually pretty slim for tiny insects after being swallowed by a frog, but that is not the case for aquatic beetles. Once eaten, the species is able to negotiate the ...