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From elephants to polar bears, WWF fights to secure a future for animals on the planet we all share. WWF helped bring back the Amur tiger and Africa’s black rhinos from the edge of extinction. We are giving isolated, dwindling populations of black-footed ferrets and river dolphins a second chance. WWF continues to keep habitats and landscapes thriving. We envision, create, test, and deliver ...
15 de abr. de 2022 · Predators such as wolves and tigers help prevent erosion by eating the animals who feast on vegetation. Oysters filter ocean water, keeping it clean for underwater grasses and other marine life ...
Golden lion tamarin, an endemic and one of the endangered species saved from extinction in Brazil A visual representation of the declining percentages of endangered plant and animal species in Brazil from 2014 to 2022. The sidebar graph highlights the contrast between plant and animal conservation efforts. The California condor is a critically endangered species.
In the case of mammals, the best-studied group of animals, the fossil record indicates that the “background” rate of extinction, the one that prevailed before humans entered the picture, is so ...
The IUCN Red List Categories and Criteria are intended to be an easily and widely understood system for classifying species at high risk of global extinction. It divides species into nine categories: Not Evaluated, Data Deficient, Least Concern, Near Threatened, Vulnerable, Endangered, Critically Endangered, Extinct in the Wild and Extinct .
Only groups containing at least 150 species are shown in Figure 2. Figure 2. The proportion of extant (i.e., excluding Extinct) species in The IUCN Red List of Threatened Species. Version 2023-1 assessed in each category for the more comprehensively assessed (i.e., at least 80% of the group has been assessed) groups containing ≥150 species.
4 de oct. de 2016 · Black, Javan, and Sumatran Rhinos. A rare Black Rhino spotted in the wild. When European hunters first came to the African continent, they would kill rhinos for both food and sport. According to the WWF, until the early 1990s, Black Rhinos were poached more-or-less indiscriminately, and that practice continues today.
