Timeline of Extinction of Species

20th-21st Century 

20th century

1900s

• 1901 - The last certain specimen of the Australian pig-footed bandicoot is collected.

• 1905 - The last known Honshū wolf of Japan dies in the Nara Prefecture

1910s

• 1910 - The Usambara Annone from Tanzania no longer grows in the tropical forests.

• 1911 - The last Newfoundland wolf was shot.

1920s

• 1925 - The Kenai Peninsula wolf was driven to extinction.

1930s

• 1930 - Darwin's Rice Rat was last recorded in the Galápagos Islands. Its extinction was probably caused by the introduction of black rats.

• 1932 - "Booming Ben," the last known Heath Hen was seen on Martha's Vineyard, Massachusetts.

1940s

• 1940 - The Cascade Mountain wolf was hunted to extinction.

• 1941 - The British Columbia wolf was hunted to extinction.

1950s

• 1952 - Last reliable report of the Caribbean Monk Seal.

• 1952 - The Bernard's wolf was hunted to extinction.

1960s

• Circa 1960 - The last Mexican grizzly bear is shot.

• 1962 - The Red-bellied gracile opossum was last recorded in Argentina.

1970s

• Circa 1970 - The Caspian Tiger becomes extinct. Nearly exterminated in the early 20th century the last of its population succumbed to deforestation and hunting.

• 1972 - The endemic to Jamaica Mason River Myrtle becomes extinct.

1980s

• 1981 - The Puhielelu Hibiscadelphus becomes extinct.

• 1981 - Last sighting of the green-blossom pearlymussel, an American mussel.

1990s

• 1990 - The Dusky Seaside Sparrow was officially declared extinct in December 1990. The last definite known individual died on 17 June 1987.
• 1994 - Saint Croix Racer, a snake native to the Virgin Islands, declared extinct.

21st century

2000s

• 2000 - "Celia," the last Pyrenean Ibex dies under a fallen tree. was hunted to extinction . However in 2009 it was cloned back into existence but died 7 minutes later due to defects in the lungs, making it extinct once again.

• 2003 - The last individual from the St. Helena Olive, which was grown in cultivation, dies off. The last plant in the wild had disappeared in 1994.

2010s

• 2010 - The Alaotra Grebe (Tachybaptus rufolavatus) is declared extinct.

• 2011 - The Eastern Cougar was declared extinct.

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