An international meta-study of over 200 scientific papers on 73 vertebrate species has found that many animals adjust seasonal behaviors, such as breeding times, in response to warming temperatures.

From wolves navigating the night to monarch butterflies crossing continents, animals constantly adjust their behavior to ...

Relatives of the llama are dropping dung as they venture into higher elevations in the Andes Mountains, providing a nutrient-rich environment for life to thrive despite glacier loss. Climate change is ...

Witness how animals adapt to a changing world in NATURE’s 44th season, starting Wednesday, October 22 on PBS. “With every story this season, we hope viewers rediscover the awe of the natural world and ...

"Our results clearly demonstrate that mammals are responding to the urban environment by changing their behavior. Much less clear is what these changes mean in terms of urban mammalian diversity, ...

On a remote stretch of Costa Rica's Pacific coast, the lush, volcanic landscape meets a dry tropical forest. Two unlikely creatures, the sea turtle and the jaguar, collide with spectacular ...

Black jaguars, like the cub on the left, have a mutation that causes them to produce more of the pigment melanin than spotted jaguars do. Daniel Karmann / dpa / Corbis Shortly after he completed his ...