The number of tigers in the wild has gone up dramatically since 2015 — largely because of improvements in monitoring them, but the species remains endangered.
Fishing in the Gulf of California has nearly wiped out the vaquita marina. But a new genetic analysis offers hope for the engandered porpoise: the species can make a comeback, if humans protect it.
Australia's government cited the impacts of drought, bush fires and deforestation. The koala population dropped a reported 30% from 2018 to 2021.
Biologists say newly efficient and accurate gene sequencing techniques have allowed them to fairly quickly detail full genomes and find overlooked genes in a broad range of 25 important species.
The Rice's whale can grow to 42 feet and is critically endangered, with fewer than 100 left.
In November, Coloradans are set to vote on whether to return wolves to the state. The ballot initiative may be the first time voters in any state could force reintroduction of an endangered species.
The government is calling on a New York federal judge to dismiss lawsuits alleging the group was formed illegally. But animal rights advocates want a ruling.
The fight over the critically endangered red wolf has returned to court as North Carolina's governor sought immediate help for the dozen or so remaining in the wild and federal biologists planned t
U.S. Fish and Wildlife officials recommended that Key Deer be "delisted due to recovery," but advocates say the Key Deer population was hard hit by Hurricane Irma and its aftermath.