Lichens are much harder and many are flatter than moss, although some lichens are stringy,' says Scott. 'Lichens on rocks are flat, on trees they are stringy,' he explains. Moss, on the other hand ...

Barking up the right tree: 80 photos were sent in by 15 readers displaying their skills with images of trees. Here are the ...

Tree kangaroos primarily eat tree leaves. They also consume flowers, grass shoots, ferns, moss, and bark. Female tree kangaroos give birth to one offspring after a gestation period of ...

Ball Moss (Tillandsia recurvata) is a small epiphyte commonly found clinging to limbs of live oaks and other trees in ...