There’s a high-pitched sound that once echoed across an Australian tropical island that will never be heard again. As the Christmas Island shrew (Crocidura trichura) began to decline in numbers, first ...

Summer is a time of the year when people usually spend a lot of time outside and many of us, author included, like to be in nature. Some research suggests that humans innately tend to seek connections ...

Melissa Breyer was Treehugger’s senior editorial director before moving to Martha Stewart. Her writing and photography have been featured in The New York Times, The Guardian, National Geographic, ...

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. By Bishop Sand March 20 at 8:00 a.m. Listen to a dawn chorus from ...

There’s a high-pitched sound that once echoed across an Australian tropical island that will never be heard again. As the Christmas Island shrew (Crocidura trichura) began to decline in numbers, first ...