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The jaguar (Panthera onca) is a large cat species and the only living member of the genus Panthera that is native to the Americas.With a body length of up to 1.85 m (6 ft 1 in) and a weight of up to 158 kg (348 lb), it is the biggest cat species in the Americas and the third largest in the world.
For fungi, it estimated that 9.4% are threatened due to climate change, while 62% are threatened by other forms of habitat loss. [110] Viola Calcarata or mountain violet, which is projected to go extinct in the Swiss Alps around 2050. Alpine and mountain plant species are known to be some of the most vulnerable to climate change.
South America suffered among the worst losses of the continents, with around 83% of its megafauna going extinct. [10] These extinctions postdate the arrival of modern humans in South America around 15,000 years ago. Both human and climatic factors have been attributed as factors in the extinctions by various authors. [78]
Dried examples of "neotropical anachronisms" from Brazil, Peru, and Nicaragua in the herbarium of the New York Botanical Garden. [1]Evolutionary anachronism, also known as "ecological anachronism", [1] is a term initially referring to attributes of native plant species (primarily fruit, but also thorns) that seemed best explained as having been favorably selected in the past due to their ...
This category lists some of the species that have become extinct due to human activity, whether intentionally or unintentionally. If a more specific reason is known, the species should also be assigned to a subcategory of Category:Species by threat. They may also need to be placed in Category:Extinctions since 1500.
An environmental group on Monday petitioned the U.S. Fish and Wildlife Service to help reintroduce the jaguar to the Southwest, where it roamed for hundreds of thousands of years before being ...
Commercial farmers are going to become desperate to produce more food from the same amount of land, so they will use more fertilizers and show less concern for the environment to meet the market demand. Others will seek out new land or will convert other land-uses to agriculture.
Like jaguars, gray wolves once ranged most of the U.S. but were wiped out in most places by the 1930s under government-sponsored poisoning and trapping campaigns.