Mammals

Image: Biodiversity Heritage Library, Carnivora Mammals are the vertebrates within the class Mammalia, distinguished from reptiles (including birds) by the possession of a neocortex (a region of the brain), hair, three middle ear bones, and mammary glands. Females of all mammal species nurse their young with milk, secreted from the mammary glands. – Wikipedia Headlines …

Reindeer

Photo: Kommunikasjonsavdelingen, Nord-Trøndelag fylkeskommune, Sørsame med reinsdyr og slede Reindeer is the only deer species of which both males and females possess antlers. They also lose and regrow their antlers every year. Castrated male reindeer keep their antlers year round. In Swedish Lapland most of the discarded reindeer antlers are left on the ground to …