Most songbirds head south for the winter, as food supplies disappear, returning to breed in the spring, when booming insect populations can satisfy clamoring broods. Not crossbills. This colorful finch, which inhabits coniferous forests around the world, breeds most anytime thanks to a highly specialized beak that can extract seeds from pine cones throughout the year. But, for a newly discovered crossbill species, this custom-made tool may prove useless if climate change claims its favorite food.
If the cold weather and dark skies of the season are starting to get you down, take a cue from our NATURE contributor Susan Brackney and try these tips for owl spotting - a perfect winter past time to help get you through the bleakest time of year.
Witness the incredible journey of newborn polar bear cubs as they learn to survive.