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Showing results for tags 'aves'.
Found 16 results
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here size:about 11 MB Filter feeding in Late Jurassic pterosaurs supported by coprolite contents Martin Qvarnström, Erik Elgh, Krzysztof Owocki, Per E. Ahlberg, Grzegorz Niedźwiedzki
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First fossil bird ever found with an unlaid egg preserved inside the body. Very cool Article https://natureecoevocommunity.nature.com/users/247587-alida-bailleul/posts/45802-an-egg-found-inside-a-fossil-bird-by-accident Paper https://www.nature.com/articles/s41467-019-09259-x?fbclid=IwAR3Vqeb0k6SHIFoWZYeEOEvgjKWE7MP59-nvYg_McQiPZCan2l0tHkouI78 @Auspex
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- avimaia schweitzerae
- aves
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Feather in cretaceous burmite amber? Cenomanian, Kachin State clay pits.
Amber Fluid Neutral posted a topic in Fossil ID
On the surface this looks like a feather but i don't know if there are any plants that look like this. Here are the pics. Piece extracted from the cenomanian clay pits. Dated by argon from volcanic crystals on strata to cenomanian age late cretaceous. -
Do you think this is a bird or reptile?
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dykescolarocoiserrnal.pone.0061030.PDF (about 2,7 MB) Mariela S.Fernandes, Rodolfo S.Garcia, Lucas Fiorelli, Alejandro Scolaro, Rodrigo B.Salvador, Carlos N.Cotaro , Gary W.Kaiser, Gareth Dyke: A large accumulation of Avian eggs from the late Cretaceous of Patagonia(Argentina)reveals a novel nesting strategy in Mesozoic birds Plos ONE 8 (4) e61030.doi 10371/journal.pone 0061030 https://doi.org/10.1371/journal.pone.0061030
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About 3,4 Mb,and,as such things go,fairly new Kleipl3vmam_Juras_cret_P3P.pdf Useful?Innerestin'?
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Tiny fossil reveals what happened to birds after dinosaurs went extinct By Carolyn Gramling, Science Magazine AAAS, July. 10, 2017 http://www.sciencemag.org/news/2017/07/tiny-fossil-reveals-what-happened-birds-after-dinosaurs-went-extinct The OLDEST tree-dwelling bird species revealed: 62 million-year-old 'Tsidiiyazhi abini' fossil suggests avians rapidly evolved after the asteroid strike that wiped out the dinosaurs by Shivali Best, Mail Online, July 11, 2017 http://www.dailymail.co.uk/sciencetech/article-4684926/62-million-year-old-Tsidiiya
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2011_ZelenitskyRSL+aves{cladisticstheropod_olfaction.pdf Read this one. I found it informative*,and the methodology is sound. The proxy for the "sense of smell" is clearly explained Now I'm interested in the precise way smell is used by predators in general.. *in particular the short remark about sphenethmoid preservation
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kurochdykerslutapho309.full.pdf A fossil brain is compared to that of Archaeopteryx. Interesting:possibly nocturnal?
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One creature is almost synonymous with extinction.............. and this paper deals with that bird Rdijk2009.pdf
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These are a few of the pdf files (and a few Microsoft Word documents) that I've accumulated in my web browsing. MOST of these are hyperlinked to their source. If you want one that is not hyperlinked or if the link isn't working, e-mail me at joegallo1954@gmail.com and I'll be happy to send it to you. Please note that this list will be updated continuously as I find more available resources. All of these files are freely available on the Internet so there should be no copyright issues. Articles with author names in RED are new additions since July 24
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Tags say it all. Intriguing,to say the least http://journals.plos.org/plosone/article/asset?id=10.1371/journal.pone.0119083.PDF
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In the January/February issue of "American Scientist" magazine there is an article on fossil birds. It has some photos of Green River Formation (Early Eocene of Wyoming) specimens and some illustrations of other birds including some of the largest ones. Check it out. http://www.americanscientist.org/issues/feature/2014/1/flights-of-fancy-in-avian-evolution
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Here is paper you might find interesting as it regards a possible geographic origin of early birds and mammals: Sven Kurbel (2013) Hypothesis of homeothermy evolution on isolated South China Craton that moved from equator to cold north latitudes 250 to 200 Myr ago. Journal of Theoretical Biology (advance online publication) doi: http://dx.doi.org/10.1016/j.jtbi.2013.09.018 http://www.sciencedirect.com/science/article/pii/S0022519313004463 While the climate of southern China during the Early Jurassic provides a window into the geographic origins of homeothermic animals (mammals, birds), the p
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Hi all just read this article in this mornings paper, just goes to show that i still have a chance of getting one of my 3 different fossil penguins named after me. with help http://www.stuff.co.nz/the-press/news/8323696/Skull-of-worlds-oldest-penguin-found http://www.stuff.co.nz/timaru-herald/news/6516948/Penguin-fossils-offer-chance-of-a-lifetime there is possibly more out there
