Age codes include HY (hatching year), indicating a bird in the calendar year of its hatching; SY (second year), indicating a bird in its second calendar year (HY/SY indicates a bird in its first plumage cycle, being HY until 31 Dec and SY after 1 Jan); TY (third year), indicating a bird in its third calendar year; AHY (after-hatching year), ...
Leif erickson and the vikings were in fact the first to discover and settle on what is now called the united states of america. Christopher Columbus is given credit for discovering the New World, but was he really the first person to step foot in this new land.
Tommy Caldwell, 36, and Kevin Jorgeson, 30, could become the first to free climb the Dawn Wall. They are propelling themselves up this 3,000-foot section of Yosemite's El Capitan using only fingers and toes wedged into the granite's tiniest cracks and indentations. They use ropes only to catch themselves when they fall â which they do often â and not to aid in their ascent.