资讯

Nor was it an elk; it was a giant deer, with no relation to ... and a leading expert on the species. For centuries, scientists thought the antlers were only for display, but two recent studies ...
but antlers grow on species in the deer family, and typically on males. Oceanic islands are created by the collision of tectonic plates; those collisions create volcanoes and vents that channel ...
It includes all major species of deer ... Reindeer have more prominent and denser antlers than whitetail deer. However, the critical difference is in sexual dimorphism. Female reindeer have ...
And this group of three bucks (all males, which is common except for during the fall rut, when females and males group ...
A new species of fallow deer, Dama roberti, described by Adrian Lister and Marzia Breda in 2013. Left: fossil skull and antlers from Pakefield, Suffolk. Right: reconstruction by David Waterhouse.