Considered extinct for over 80 years, a chance find on a sea stack where little survives has sparked hope for the future of ...

Evolution has resulted in the development of both herbivores and carnivores—but how? What type of food did extinct ...

Once thought extinct, the world's rarest insect – nicknamed the 'tree lobster' – was rediscovered on a remote sea stack.

Australian National Insect Collection director and systematic ... "The fact that that one was listed as critically endangered indicates that other species that are in the same habitat and have ...

A decades-long effort to save a critically endangered Hawaiian crow from extinction is taking a new strategy — relocating the ...

A recent study published in the journal Nature reveals a troubling statistic: nearly 25% of the world's freshwater species are at risk of extinction.

A quarter of freshwater animals, including fish, insects and crustaceans, are at high risk of extinction due to threats including pollution, dams and farming, according to a new study published on ...

The reintroduction of a species of butterfly that went extinct in England nearly 50 years ago has been declared a success.