The American frog frog tadpoles discovered in Arizona have an abnormal size and cannot turn into frogs.
Most frogs are small in size but the Goliath frog in Cameroon is larger than the human foot, up to 34cm long and weighs up to 3.3kg.
Japanese people, officials and scientists are confused when they hear about the strange torrential rain in Ishikawa's central province.
Three new 'ghost' species are found at 7,500 meters deep in the seabed, in one of the deepest fissures in the Pacific.
Unidentified fish species have been discovered living at depths of more than 8,000m under the Pacific Ocean.
Earyn McGee, a graduate student at the University of Arizona in the US, recently posted a picture of a giant tadpole on Twitter on June 14, which surprised and delighted many.
The tadpole caused teachers and students in China to panic by the unexpectedly large size. Recently, the Sichuan Normal University, suddenly discovered the giant tadpole.
The tadpoles of German tadpoles can withstand all types of air movement.