1. Wooly Mammoths: Extinct 10,000 years

    Mammoths are hairy elephant-like animals, with a sloping back, huge curved tusks up to 3.5 m. long, tiny tail, a large shoulder hump, unique teeth and small ears. They were adapted to cold weather, and lived during the ice age. Woolly Mammoths lived from about 2 million years to 10,000 years ago, that was 65 million years after the dinosaurs went extinct.They lived throughout the world.

    2. Megalodon: Extinct 25 - 1.6 million years

    During its 25-million years, Megalodon was distributed nearly world-wide. Megalodon is a very large shark/dino shark with fossil teeth, they're sized would have been 40-100 feet long or even more. They are known from South America, North America, Africa, Asia, Australia, New Zealand and New Caledonia. They lived during Miocene era. Lucky for us that they're extinct now and gone.

    3. Dodo: Extinct Since Late 17th Century

    A flightless bird from islands in the Indian Ocean with a black fluffy down and feathers, greenish yellow bill and black feet and related to pigeons and doves. They're weight ranged according to reproduction periods and seasonal diets. Dodo bird is now extinct and have died out around 1691 AD.

    4. Megatherium: Extinct 11,000 Years

    A giant sloth that lived during the ice age.

    5. Passenger Pigeon: Extinct since 1914

    The most abundant bird species on earth. Their extensive winter roosting grounds along river bottoms in the Southern Appalachians are recalled in the names of two rivers, the Pigeon and the Little Pigeon.

    6. Carolina Parakeet: Extinct since Early 1900s

    The only member of the parrot family native to the eastern United States. Carolina Parakeet is a large colored bird, about thirteen inches long, with a yellow head and neck and orange cheeks and forehead, mostly bright green in color.

    7. Atrox Lion: Extinct 25,000 Years

    This cat was about 1/4 larger than the African lion, even bigger than the Siberian tiger. It lived from 25,000 years ago to 10,000 years ago in North America. Fossil evidence indicates it had the most highly developed brain of any known cat.

    8. Irish Deer: Extinct 7,700 Years

    The Irish Deer, was the largest deer that ever lived. The Giant Deer is famous for its size. It lived in Eurasia, from Ireland, during the Late Pleistocene and early Holocene.

    9. Great Auk: Extinct Since 1844

    image source

    The Great Auk stand about 75 centimetres or 30-34 inches high and weighing around 5 kl. It was from the Atlantic. The only species in the genus Pinguinus, flightless giant auks , survive until recent times, but is extinct today. It was also known as garefowl, or penguin.

    10. Tyrannosaurus Rex: Extinct 65 Million Years

    Tyrannosaurus Rex: measuring up to 43.3 feet long and 16.6 ft tall, the estimated mass that goes up to 7 tons. It was one of the largest land carnivores of all time.

    1、毛猛犸：10000年前滅絕

    猛犸是類似有毛大象的一種動物，長著向后傾斜的、巨大而彎曲的、長度可達3.5米獠牙，又細又長的尾巴，巨大的肩峰，獨特的牙齒和兩支小耳朵。它們適應了寒冷的氣候，生活在冰河時代。毛猛犸生活在2百萬年至10000年前，也就是恐龍滅絕后的6500萬年。它們生活在世界各地。

    2、巨齒鯊：2500年至160萬年前滅絕

    在它生活的2500年間，巨齒鯊幾乎分布到了全世界。巨齒鯊是一種長著如化石般牙齒的巨型鯊魚/恐龍鯊，它們的尺寸可達40至100英尺，甚至更多。它們在南美、北美、非洲、亞洲、澳洲、新西蘭和新喀里多尼亞都有鼎鼎大名。它們生活在中新世時期。幸運的是它們現(xiàn)在滅絕了，成了歷史。

    3、渡渡鳥：17世紀末滅絕

    印度洋島嶼上的不會飛的鳥，長著黑色的絨羽和翎羽，黃綠色的啄及黑色的腳，與灰鴿和白鴿有親緣關系。它們的重量隨著生殖期和捕食期而發(fā)生變化。渡渡鳥現(xiàn)已滅絕，大約在1619的絕跡。

    4、大地懶：11000年前滅絕

    生活在冰河時期的巨大懶科動物。

    5、候鴿：1914年滅絕

    地球上最繁盛的鳥類品種。它們在南阿巴拉契亞山麓河流沿的寬廣的冬季棲息地，因兩條河而被人們想起，即鴿子河和小鴿子河。

    6、卡羅萊納州長尾小鸚鵡：1900年滅絕

    原生于美國東部的鸚鵡家族的唯一成員�？�羅萊納州長尾小鸚鵡是一種大體形的彩色鳥，大約有13英寸長，有黃色的頭和脖子，桔色的頰和前額，大部分為亮綠色。

    7、擬獅：25000年前滅絕

    這種貓比非洲獅約大四分之一，甚至比西伯利亞虎還要大。25000年至10000年前，它生活在在北美洲�；�石證據表明，它有比任何已知的貓科動物都更發(fā)達的大腦。

    8、愛爾蘭鹿：7700年前滅絕

    愛爾蘭鹿是曾經存活的最大的鹿。這種巨型鹿以它的體型而聞名。它從愛爾蘭移居到歐亞大陸，生活在在更新世和全新世時期。

    9、大海雀：1844年滅絕

    大海雀約75厘米或30至34英寸高，重約5公斤。原生于大西洋。企鵝屬的一個品種——不會飛的大海雀，存活到近期，但目前已經滅絕。它也被稱為大海燕或是企鵝。

    10、暴龍：6500萬年前滅絕

    長達43.3 英尺，高達16.6英尺, 估計質量達7噸. 它是有史以來最大的陸地食肉動物之一。