University of California
Ucmp: Monotremes, Egg Laying Mammals
University of California Berkeley offers a short, concise description about egg-laying mammals with links to more in-depth information.
American Geosciences Institute
American Geosciences Institute: Careers: Paleontologist
Learn about the work of a paleontologist, and find out what it takes to work in the field of paleontology.
Morning Earth
Morning Earth: Biosphere Community: Six Great Extinctions
Students examine the topic of evolution and extinction. Includes definitions, examples, and pictures on six extinctions events.
Curated OER
Unesco: Italy: Monte San Giorgio
The pyramid-shaped, wooded mountain of Monte San Giorgio beside Lake Lugano is regarded as the best fossil record of marine life from the Triassic Period (245-230 million years ago). The sequence records life in a tropical lagoon...
Curated OER
Unesco: Argentina: Ischigualasto / Talampaya Natural Parks
These two contiguous parks, extending over 275,300 ha in the desert region on the western border of the Sierra Pampeanas of central Argentina, contain the most complete continental fossil record known from the Triassic Period (245-208...