# toothless mammal with keratin scales

A review and reappraisal of the specific gravities of present and past multicellular organisms, with an emphasis on tetrapods » The density, or specific gravity (SG), of organisms has numerous important implications for their form, function, ecology, and other facets of beings living and dead, and it is especially necessary t… Anatomypubs.onlinelibrary.wiley.com

Biology 1 Chapter 24 Flashcards » Study with Quizlet and memorize flashcards containing terms like What are the four key traits that all chordates possess at some point in their life cycle?, Be able to describe the hypothesis for the evolution of jaws in vertebrates., Where do we find an operculum in a bony fish? and more. Quizlet.com

Take pangolins off the menu now! » The pangolin played a tragic role in the COVID-19 pandemic when the deadly virus was believed to have made the leap from pangolins to humans in a Chinese market. Pangolin scales are used in traditional Chinese medicine and their meat is in demand among status-conscious Asian “gourmets”, making them the most trafficked animal ever. Rainforest-rescue.org

Publications » PREHISTORIC PLANET A quick overview of the backstory to the scientific content of Prehistoric Planet, the groundbreaking Apple TV series depicting Late Cretaceous animal life. Naish, D. 2023. Step … Darrennaish.wordpress.com

The coevolution of rostral keratin and tooth distribution in dinosaurs | Proceedings of the Royal Society B: Biological Sciences » Teeth evolved early in vertebrate evolution, and their morphology reflects important specializations in diet and ecology among species. The toothless jaws (edentulism) in extant birds likely coevolved with beak keratin, which functionally replaced teeth.… Royalsocietypublishing.org

The diet of early birds based on modern and fossil evidence and a new framework for its reconstruction » Video abstract Onlinelibrary.wiley.com