From Santa’s reindeer and the Hanukkah armadillo to some very festive sea worms, our changing world is changing life for creatures great and small.

In the face of escalating climate challenges, the livestock industry is the focus of heated discussions, blamed for considerable greenhouse gas emissions and environmental decline. Yet, the livestock ...

To determine the health of an ecosystem, observe the birds that live there, as they are the barometers of habitat health.

CORVALLIS, Ore. — An Oregon State University scientist says climate change is leading to an "existential crisis" for Earth's animals. Professor William Ripple and a team of researchers analyzed data ...

More than one-third of all animals on Earth, from beetles to cows to elephants, depend on plant-based diets. Plants are a low-calorie food source, so it can be challenging for animals to consume ...

CORVALLIS, Ore. – A novel analysis suggests more than 3,500 animal species are threatened by climate change and also sheds light on huge gaps in fully understanding the risk to the animal kingdom. The ...

When a toucan plucks fruit from a tree in the Amazon Rainforest, it’s doing more than just finding lunch. Moving to a new location and depositing seeds via its droppings could be crucial in addressing ...

The habitat of one of the world’s cutest endangered animals is being threatened by human-caused climate change. The Caspian seal is the only marine mammal found in the 143,200-square-mile Caspian Sea.

The amount of carbon dioxide in the atmosphere has continued to accelerate, increasing by a record amount last year. Trees, plants and tiny plankton in the ocean all convert CO2 into the oxygen we ...