A new study finds that the extinct European cave bear’s large sinuses represent a tradeoff between hibernation length and the flexibility of their diets.
Image of the Day: Bear Sinuses
Image of the Day: Bear Sinuses
A new study finds that the extinct European cave bear’s large sinuses represent a tradeoff between hibernation length and the flexibility of their diets.
A new study finds that the extinct European cave bear’s large sinuses represent a tradeoff between hibernation length and the flexibility of their diets.
A roughly 99-million-year-old piece of amber from northern Myanmar contains the skull of what appears to represent the smallest known dinosaur of the Mesozoic era.
Microbial species that are commonly associated with oral diseases in modern humans are unreliable proxies for determining tooth health status in ancient samples, a new study finds.