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Above is a picture of an unidentified cephalopod fossil. This animal existed in the Ordovician Period. It was
found in the Clays Ferry Formation of Robertson County, Kentucky USA.
Thanks to Kenny for the image.
That was quite a blow, but the main forecast has it all retreating.To me, it doesn't look like it.Greenland is going white, and the continent finally has a pinch of black.It all depends on that bit of flow coming down on us. The [...]
Our ELI today is 'Curious creatures; using fossil and modern evidence to work out the lifestyles of extinct animals'.This activity provides a snapshot of the history of life on Earth.Related activities can be found in our 'Evolution of Life' [...]
Rachel Ignotofsky es una autora e ilustradora residente en California, aunque creció en New Jersey y se graduó en 2011 en la Tyler School of Art con una licenciatura en Diseño Gráfico. Con su primer libro, "Women in Science" (2016), utilizó [...]
Primer episodio de Godae Donmulgi (22 de febrero de 2025)Hace ya unos años de la
última entrega de esta serie en la que tratamos de los cómics
protagonizados por dinosaurios, sin la innecesaria presencia humana ni la
aberrante –aunque [...]
This is part 1 of the fossil record of early cetaceans of New Zealand, with an introduction to the stratigraphy and geology, and the archaeocetes and toothed mysticetes from NZ. For toothless baleen whales, see part 2 here, and for "dolphins" [...]
The massive marine reptile vertebra you see here—broad, five-sided, drum-shaped, and heavy enough to require two hands to lift—once belonged to an ichthyosaur, one of the most impressive lineages of marine reptiles ever to patrol Earth’s [...]
Burners at incipient plate boundary in western Nevada. Are they waving California goodbye? (original unknown)
Many times I've crossed Nevada in the company of Frank DeCourten and Norma Biggar (hereafter called D & B). Actually I've never met [...]
A young Black Bear cub, Ursus americanus, tip-toes toward a frisky (and very startled) Striped Skunk, Mephitis mephitis — two wonderfully charismatic neighbours here in southern British Columbia.Skunks, despite their reputation as the great [...]
What is most wonderful about natural science is that every fossil—every spiral, ridge, and suture—opens a window onto a vanished world. Take, for instance, this tremendously robust, intricately sutured ammonite: Holcophylloceras [...]