Capybaras and caimans, despite their differences as prey and predator, coexist peacefully in South America's wetlands, ...

The American crocodile, the Orinoco crocodile, and multiple species of caiman live in the same regions as capybaras. Yet only ...

Invasive species are any plant, animal, insect or plant disease not native to a specific location that can cause harm to the environment, impact the diversity of native species, reduce wildlife ...

The discovery of thousands of species unknown to science raised concerns about unintended impacts, but it also highlighted an unsettling fact about our relationship with the natural world ...

The discovery of a well-preserved fossil is helping researchers learn more about an iconic Jurassic-period species. The plesiosaur, considered a successful marine predatory ancient species ...

Scientists have been searching for the species since it disappeared in 1933. Researchers have rediscovered a rare fish species presumed to be extinct after it was not seen for more than eight decades.

Some efforts to preserve or rewild natural habitats are shifting harmful land use to other parts of the world -- and this could drive an even steeper decline in the planet's species, according to ...

The field of paleo-inspired robotics is opening up a new way to turn back time and studying prehistoric animals.

The head scales on these crocodiles were somewhere in between—partially polygonal and labyrinthine—a shape and size that resembled the scales of another species, the Caiman crocodile. The team also ...