MassWildlife officials updated the list “following an extensive review of population data and threats,” officials said.

Two critically endangered penguin chicks that were born in a zoo have been "thriving", keepers said. The black-footed ...

Researchers analyzed saliva the nocturnal mammals leave behind when sipping nectar from plants and residential hummingbird ...

Mountain West communities are split over the USFWS’ decision to manage isolated bear populations as one. But many agree that ...

President Trump has already begun to introduce changes that weaken the Endangered Species Act, a cornerstone of U.S. conservation law.

Nearly two dozen new species were added to the Massachusetts Endangered Species List by wildlife officials in 2024. "Most of the species are plants," said Jesse Leddick, assistant director of ...

The shortfin mako shark is on the brink of extinction due to overfishing, yet genetic analysis reveals that Atlantic ...

It is our job as stewards of our nation’s natural resources to ensure that this species has a fighting chance to persist in ...

Wildlife groups argue the U.S. Fish and Wildlife Service to put common hippos on the endangered list to protect against U.S. trade in body parts.

Republican Rep. Lauren Boebert introduced a bill last week to remove wolves from the U.S. endangered species list, reviving ...

Scientists have long suspected that Mexican long-nosed bats migrate through southeastern Arizona, but without capturing and ...