| 翻訳と辞書 |
alligator
An alligator is a crocodilian in the genus ''Alligator'' of the family Alligatoridae. The two living species are the American alligator (''A. mississippiensis'') and the Chinese alligator (''A. sinensis''). In addition, several extinct species of alligator are known from fossil remains. Alligators first appeared during the Oligocene epoch about 37 million years ago.〔(【引用サイトリンク】title=Fossilworks: Alligatoridae )〕
The name "alligator" is probably an anglicized form of ', the Spanish term for "the lizard", which early Spanish explorers and settlers in Florida called the alligator. Later English spellings of the name included ''allagarta'' and ''alagarto''.〔Morgan, G. S., Richard, F., & Crombie, R. I. (1993). The Cuban crocodile, ''Crocodylus rhombifer'', from late quaternary fossil deposits on Grand Cayman. Caribbean Journal of Science, 29(3-4), 153-164. ()〕
==Description==
An average adult American alligator's weight and length is and , but they sometimes grow to long and weigh over . The largest ever recorded, found in Louisiana, measured .〔(【引用サイトリンク】title=Louisiana Alligator Advisory Council )〕 The Chinese alligator is smaller, rarely exceeding in length. In addition, it weighs considerably less, with males rarely over 45 kg.
No average lifespan for an alligator has been measured. In 1937, a one-year-old specimen was brought to the Belgrade Zoo in Serbia from Germany. It is now 76 years old. Although no valid records exist about its date of birth, this alligator, officially named Muja, is considered the oldest alligator living in captivity.
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
■ウィキペディアで「alligator」の詳細全文を読む
スポンサード リンク
| 翻訳と辞書 : 翻訳のためのインターネットリソース |
Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.
|
|