ページ
ページ 2CC0 1.0（パブリックドメイン）
ページ 3CC0 1.0（パブリックドメイン）
Crocodylomorphs, including crocodylians and their extinct relatives, are known from body and trace fossils found in more than a dozen units of the National Park Service. The records range in age from the Late Triassic to the Pleistocene and include type specimens for five species, among them the…
ページ 5CC0 1.0（パブリックドメイン）
“Paa” ute means water ute, and explains the Southern Paiute preference for living near water sources. The Spanish explorer Escalante kept detailed journals of his travels in the Southwest and made notes concerning Southern Paiute horticulture, writing in 1776, that there were “well dug irrigation…
ページ 16CC0 1.0（パブリックドメイン）
ページ 23CC0 1.0（パブリックドメイン）
Scientists studied how water deficit — drought stress — affected breeding birds in three habitats across 11 national parks in Utah and Colorado. Yellow warblers suffered; lark sparrows and gray vireos did better.
ページ 24CC0 1.0（パブリックドメイン）
