Light is one of the essential elements for the synthesis of vitamin D by the skin. Sunset in Nunavik. Image: Martin Tuchschere / Wikimedia Commons A new study has just documented an epidemic of vitamin D deficiency in the villages and communities of northern Canada....
The massive Southern elephant seal males do not chase after every prey in their food spectrum. In fact, they are even more specialised than the females and feed almost exclusively on their favourite prey. Photo: Michael Wenger Male Southern elephant seals are...
Nein, Nein – diesen Fisch mag ich nicht. (Foto: TV Asahi) Inflation does not stop at zoological gardens and aquariums. The Hakone-en Aquarium is home to 32,000 animals, including sharks and seals. They have not been immune to the economic problems plaguing many...
Magellanic penguins are distributed along the coast of Argentina from Tierra del Fuego to the Valdez Peninsula. The characteristically colored birds brood on that occasion in burrows, that they dig themselves. After the breeding season, they move along the coast into...
Little walruses stay with their mother for two years and are protected by her. This works better on sea ice than on land, so female walruses follow the sea ice. Thus, with the disappearance of sea ice, not only the cows suffer, but also the calves. Picture: Michael...