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Parasites affecting host threat status were predominantly viruses and bacteria that infect a wide range of host species, including domesticated animals. Counter to our predictions, parasites transmitted by close contact were more likely to cause extinction risk than those transmitted by other routes. Mammal species threatened by parasites were ...
18 de may. de 2020 · Decline of giant Australian species most likely due to extreme environmental change. Australian palaeontologists today (Monday 18 May 2020) announced the discovery of new extinct megafauna that lived until 40,000 years ago in tropical northern Queensland. The research was led by Queensland Museum and included experts from a number of Australian ...
20 de nov. de 2012 · Infectious disease, especially virulent infectious disease, is commonly regarded as a cause of fluctuation or decline in biological populations. However, it is not generally considered as a primary factor in causing the actual endangerment or extinction of species. We review here the known historical examples in which disease has, or has been assumed to have had, a major deleterious impact on ...
13 de ene. de 2021 · Euchorium cubense —Last seen in 1924, this Cuban flowing plant—the only member of its genus—has long been assumed lost. The IUCN characterized it as extinct in 2020 along with Banara ...
Long ago, Hawaii’s lush islands were home to many native birds found nowhere else on Earth. But everything changed when people came to Hawaii. They hunted some of the birds to extinction . The animals they brought were even more dangerous. Some, like chickens, infected the native birds with diseases. Others, like cats and snakes, threatened the native birds that couldn’t defend themselves ...
Most of the animals shown here are among the more than 28,000 species of animals and plants that the International Union for Conservation of Nature says are threatened with extinction. That number ...
26 de ene. de 2024 · Guam flying fox. According to the IUCN, the Guam flying fox’s was driven to extinction by humans hunting it for food, and the introduction (again, by humans) of the predatory Brown tree snake. The last of these little fruit bats was shot by hunters, and it’s not been spotted with any reliability since 1968.
