However, some animals once hovered on the brink of extinction only to make a comeback, including certain whale, tiger, bear, ...

and that steps must be taken to prevent animal extinction. In some cases, there are only a handful members of a certain ...

WASHINGTON — Nearly a quarter of animals living in rivers, lakes and other freshwater sources are threatened with extinction ... but support 10% of its animal species, said Catherine Sayer ...

Freshwater habitats cover less than 1% of the planet's surface but support 10% of its animal species, a zoologist and study co-author says. Research: A quarter of freshwater animals threatened ...

Deforestation ... that an average of 25% of animal and plant species are currently threatened, suggesting that around 1 million species are already facing extinction (many within decades).

WASHINGTON (AP) -- Nearly a quarter of animals living in rivers, lakes and other freshwater sources are threatened with extinction ... but support 10% of its animal species, said Catherine ...

Among tree species in the Ecuadorian Amazon, investigators at the Universidad de las Américas, in Ecuador, found that 14% are critically endangered and 47% are endangered. The study in Plants ...

Freshwater habitats cover less than 1% of the planet's surface but support 10% of its animal species, a zoologist and study co-author says. Skip to main content You have permission to edit this ...