# toothless mammal with keratin scales

A review and reappraisal of the specific gravities of present and past multicellular organisms, with an emphasis on tetrapods » <em>The Anatomical Record</em> is an anatomy journal publishing new discoveries in the morphological aspects of molecular, cellular, developmental, evolutionary, and systems biology. Anatomypubs.onlinelibrary.wiley.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

Mark P. Witton's Blog » Nov 17, 2017…… animals grow keratin sheaths today. But… scales and, in some species, even expansive, mostly cartilaginous noses.… teeth of mammals and … Markwitton-com.blogspot.com

Loss of teeth and enamel in tetrapods: fossil record, genetic data and morphological adaptations » Since their recruitment in the oral cavity, approximately 450 million years ago, teeth have been subjected to strong selective constraints due to the crucial role that they play in species survival. It is therefore quite surprising that the ability to… Ncbi.nlm.nih.gov

Neurovascular evidence for a co-occurrence of teeth and baleen in an Oligocene mysticete and the transition to filter-feeding in baleen whales » Abstract. Extant baleen whales (Mysticeti) have a deciduous foetal dentition, but are edentulous at birth. Fossils reveal that the earliest mysticetes possessed Dx.doi.org

(PDF) The coevolution of rostral keratin and tooth distribution in dinosaurs » PDF | Teeth evolved early in vertebrate evolution, and their morphology reflects important specializations in diet and ecology among species. The…| Find, read and cite all the research you need on ResearchGate Researchgate.net

The world through the senses of a pangolin » This Saturday, February 15, is World Pangolin Day, and thus it is a good time to do some PR for these fascinating animals. Molecularecologist.com