Venoms in snakes and salivary protein in mammals share a common origin

Journal Reference: Agneesh Barua, Ivan Koludarov, Alexander S. Mikheyev. Co-option of the same ancestral gene family gave rise to mammalian and reptilian toxins. BMC Biology, 2021; 19 (1) DOI: 10.1186/s12915-021-01191-1 Researchers from the Okinawa Institute of Science and Technology Graduate University (OIST) in Japan and the Australian National University focused on a class of toxins … Read more

Mammals’ noses come from reptiles’ jaws

Journal Reference: Hiroki Higashiyama, Daisuke Koyabu, Tatsuya Hirasawa, Ingmar Werneburg, Shigeru Kuratani, Hiroki Kurihara. Mammalian face as an evolutionary novelty. Proceedings of the National Academy of Sciences, 2021; 118 (44): e2111876118 DOI: 10.1073/pnas.2111876118 The traditional scientific understanding of facial evolution is that both mammalian and reptilian jaws develop in almost the same way. Even though … Read more

Fossil dental exams reveal how tusks first evolved and why they are unique only to mammals

Fossil dental exams reveal how tusks first evolved and why they are unique only to mammals – NovLink Home Mash N Fossil dental exams reveal how tusks first evolved and why they are unique only to mammals We wish to say thanks to the author of this short article for this outstanding material Fossil dental … Read more

Mammals on the menu: Snake dietary diversity exploded after mass extinction 66 million years ago

Mammals on the menu: Snake dietary diversity exploded after mass extinction 66 million years ago – NovLink Home Mash N Mammals on the menu: Snake dietary diversity exploded after mass extinction 66 million years ago We would like to give thanks to the author of this post for this incredible content Mammals on the menu: … Read more

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