Eggs North America Shelters South America 
10,000 Birds
SEPTEMBER 15, 2014
Typically, at least here in North America, we think of migration as a north-south affair. We are familiar with the story, birds flying north in the boreal summer, taking advantage of the warmth, long days, and abundant insect life, to raise their young. Nests are usually made in a sheltered cleft in rocks.
10,000 Birds
JUNE 20, 2012
Cliff Swallows migrate to North America from their wintering grounds in South America to nest in large colonies, sometimes numbering in the thousands. It is illegal for any person to take, possess, transport, sell, or purchase them or their parts, such as feathers, nests, or eggs, without a permit.
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