Aves migratorias de Mexico.

Bird Migration in the Americas Thematic Map.

This National Geographic classic shows the incredible journeys that birds
undertake in the Americas each year. Migration routes from nesting grounds to
wintering areas are shown for 67 types of birds. Full-color bird paintings by
noted illustrator Arthur Singer show each of the 67 species.

Informacion: http://shop.nationalgeographic.com/ngs/browse/productDetail.jsp?productId=1020304&fb_action_ids=258956950893073&fb_action_types=og.likes&fb_source=other_multiline&action_object_map=%7B%22258956950893073%22%3A10150297276581472%7D&action_type_map=%7B%22258956950893073%22%3A%22og.likes%22%7D&action_ref_map=[]