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Showing posts with the label Extinct in the Wild (EW)

THE MOUNTAIN GORILLA FALLS TO EXTINCTION.

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  Mountain gorillas are considered endangered by IUCN's Red List . Not only are mountain gorillas threatened by loss of habitat due to human encroachment, they have also become victims of human violence . As civil war rages in Africa, efforts to conserve mountain gorilla populations have been curtailed. A taxon is Extinct In The Wild (EW) when it is known only to survive in cultivation, in captivity or as a naturalized population (or populations). The Red List Index (RLI) has been widely adopted in different policy contexts, including for assessing progress towards the Convention on Biological Diversity's 2010 target and Aichi Biodiversity Targets , the UN Sustainable Development Goals (for which it is an official indicator for Goal 15), the Convention on Migratory Species (and several of its daughter agreements), etc. It is recommended as an indicator for the Goals and Targets in the CBD's post-2020 Global Biodiversity Framework . It has also been used in the reg...

THE DOMINICA FROG FALLS TO EXTINCTION.

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The Leptodactylus fallax, commonly known as the mountain chicken or giant ditch frog, is a critically endangered species of frog that is native to the Caribbean islands of Dominica and Montserrat. The mountain chicken (Leptodactylus fallax) is not a chicken. It is a frog. Officially named the Giant Ditch Frog and locally known as a mountain chicken possibly because of its large drumstick like legs which were once eaten for food. One of the largest frogs in the world The mountain chicken is one of the largest frogs in the world and can weigh over 40 times as much as a European common frog, reaching up to 1kg in size. They eat a variety of animals, including insects, snakes, small mammals, and even other frogs. These frogs currently occur in Dominica and Montserrat but were once far more widespread. An epidemic of the fungal disease amphibian chytridiomycosis almost wiped-out mountain chickens forever. Since one of the pathogens that causes the disease arrived in Dominica in 2002 ...