The Attacks of the Goths on the Roman Empire. It is ironic that the most serious threats to the Roman Empire began not with the western Germanic tribes of the Roman frontier but the eastern Germanic tribes, particularly the Goths.
In a large, shallow body of water, hundreds of flamingos congregate like an avian water ballet team: all preening their pink feathers, resting in the sun and standing on one leg for hours at a time. Flamingos even sleep that way. Bird Image Gallery.
Three types of feet: A bullfrog's hind foot (left), a toad's front foot (middle), and a tree frog's round-toed front foot (right.) [Click each picture for a larger image.] Photos by Amy Snyder. frog's two front legs have four toes each, while the back legs have five toes each. Aquatic frogs are likely to have long, strong legs with webbed back feet to help them swim. Frogs that live on land tend to have shorter legs for walking and climbing.