Yellow Pine, a name sometimes given to the ponderosa pine, found in the western United States, and also to such southern pine trees as the longleaf, slash, shortleaf, and loblolly.
Autumn rolls out its very own red carpet to make a fashionable arrival. So how do falling leaves change colors to dramatic hues of crimson and scarlet?
Nature uses color in lots of different ways. Find out why some types of cabbage are purple and what this means.