On a mountain in southern China, a blotchy brown creature with yellow fingertips perched on some bamboo. Its “large” eyes scanned the surrounding forest, but it wasn’t the only one looking around.

For 130 years, a small Chilean frog vanished from scientific view. Biologists searched. Nature enthusiasts kept their eyes ...

A frog species not seen in over 130 years, Alsodes vittatus, has been rediscovered in Chile after decades of search efforts.

In a national park of southern China, a color-changing creature with yellowy eyes sat in the damp grass and called out. The ...

Dryophytes japonicus is the name given to the previously identified species well known in Japan, according to the study. It is found in the western half of Japan. The east Japan tree frog, or ...

Seen from below, the frogs’ undersides are creamy yellow with orange-tinged limbs. Juvenile Dendropsophus cannatellai, or Cannatella’s tree frogs, as seen at different growth stages. Photos from ...

Seen from below, their undersides are “flesh-colored” while their fingertips and toes are “pale yellow.” Wei’s tree frogs live in mountain forests between elevations of about 5,200 to ...

Seen from below, their undersides are “flesh-colored” while their fingertips and toes are “pale yellow.” Several views of a Gracixalus weii, or Wei’s tree frog. Photos from Shize Li via ...