Category: Salamander. Some species might even live up to 50 years. Recent study revealed that Japanese Giant salamanders might be each unique individuals who live in different rivers. Common Name: Japanese giant salamander. 79. Several of their offspring were given to the National Zoo of the United States to establish a breeding program. 60. Discover How Long Japanese giant salamander Lives. Nowadays people do not eat Hanzaki anymore, but still they appreciate and protect it as a good neighbor. The well-known Japanese mythological creature known as the kappa may be inspired by the Japanese giant salamander. Capillaries in the surface of the skin facilitate this gas exchange. Therefore Asa zoo has been researching their behavior and preserving their habitat with the locals.ãAt first the survey was conducted on the population and variety of aquatic insects live in the river, since aquatic insects are good indications of river health. Its mouth extends across the width of its head, and can open to the width of its body. Yume had been holding the record till her death in 2007. That is the key factor for protecting them. Scientific Name: Andrias japonicus. As in summer event Asa zoo opens during the night. Andean Condor. Hideshi Daimaru director of Asa zoo tells about the policy of rearing animals in Asa zoo.âWe are trying to give animals as much space as we can. Meerkats love digging, so they cannot live on the concrete.â. In this way females chance to have other malesâ off springs too. The larvae then develop gills and limbs, then lose their gills once they metamorphose into adults. So people come to the zoo from Hiroshima and the vicinity to enjoy watching the night life of animals. The observation of the nests is conducted during the night because the salamanders are nocturnal. The Japanese giant salamander was first catalogued by Europeans when the resident physician of Dejima Island in Nagasaki, Philipp Franz von Siebold, captured an individual and shipped it back to Leiden in the Netherlands, in the 1820s. Meanwhile Asa zoo was trying to breed in captivity, at last the first generation of Japanese giant salamanders were born at the zoo in 1979. Usually a female lays about 500 hundreds eggs. Large males guard a den and are known as denmasters. Tuatara. Then they remove mud covering the entrance of used nest. [better source needed], There is a giant salamander festival every year on August 8 in Yubara, Maniwa City, Okayama prefecture to honour the animal and celebrate its life. There is the swimming pool in the Tapirs house, since they need to take a bath several times a day. Chinese and Japanese giant salamander and little bit smaller, hellbender in U.S.A. After that, the third generation was born between the couple of zoo-born salamanders. The average life span of Japanese giant salamanders in the wild is not known. With local people Asa zoo also took part in saving wild Japanese giant salamanders for over 30 years. . LIFE SPAN: 17 - 50 years. The average life span of Japanese giant salamanders in the wild is not known. Some appear quite dark, while others have lighter patches. According to the survey of Asa zoo large males, called âNushiâ means master, go up the river from lower to mate at the beginning of August. The salamanders eat fresh water fish and crabs that need the rocks to hide and the gentle river flow. Once eggs are laid Nushi protects eggs by himself. Then the larvae go out of the nest around February. OUR ... LIFE SPAN: 17 - 50 years.  It lacks natural competitors. Then they talk about the artificial nest along the river banks to help the breeding. The Japanese giant salamander can grow to a length of 5 feet (1.5 m) and a weight of 55 pounds (25 kg). One of them is the Nagoya Daruma Pond Frog which faces extinction in Hiroshima. The largest wild specimen on record weighed 58 lb (26.3 kg) and was 4.46 ft (136 cm) long. The species was designated as a special natural monument in 1951, and is federally protected.. Asa zoological park of Hiroshima opened in 1971. Based on the observation up to 27 males gathered around the nest at one night. Yume was about 150.5cm (60in) long and 271kg (600lb) in weight. The species frequently hybridizes with Chinese giant salamanders, which were introduced to the area. Whereas saving movements continue, the habitat deteriorates gradually because of the river development. The Salamanders could not enter the nest because sands covered the entrance. , The Japanese giant salamander is restricted to streams with clear, cool water. After the WWâ ¡Hanzaki was very important protein source for people to get through those difficult days. Usually 5-year old salamander is about 50 cm long. Kazushi Kuwabara vice-director of Asa zoo stresses the importance of the cooperation with the locals. Only two habitats in which the frogs live are confirmed in Hiroshima now. Asian Elephant. ANIMAL LIFE EXPECTANCY live longer live better. The Giant Japanese Salamander is a quite unique, if rather mysterious, creature that lives in rivers across western and south-western Japan.. As endemic species of Japan that is protected under federal legislation. Ashikaga Kazuhide, senior zoo keeper in Asa zoo, who has been participating in the observation project for many years and cooperating with the locals said, âMany local people think the salamanders are treasures of community. It is considered Near Threatened by IUCN, and is included on CITES Appendix I. Protecting these features of the river also preserve those little animals. An average Japanese giant salamander measures up to 1.4m (4.6ft) long and weighs 23kg (55lbs). The habitat preservation and salamandersâ future are in their hand.â. Smaller males who do not have a den may attempt to enter the den and fertilize some of the eggs. This feature is essential for hunting prey due to its poor eyesight. Although she is the oldest salamanders in the zoo, she is still young princess. If wild population faces the critical situation, those salamanders in captivity will be the hope for the survival of the species. As the space is limited within the zoo, we need to improvise some devices. , The Japanese giant salamander can be distinguished from the Chinese giant salamander by the arrangement of tubercles on the head and throat. Wild Japanese giant salamanders breed from July to October. Unlike other salamanders, which lose their gills early in their lifecycles, it only breaches its head above the surface to obtain air without venturing out of the water and onto land. Sometimes river floors and banks need to be concreted over to control floods. Some zoos in Japan have two species to breed and protect and Asa zoo also has them.