Orcas live in clans led by a female. Depending on whether they are Residents or Transients, the members are more or less closely related to each other. Theoretically, therefore, menopause should occur less or not at all in the leader. But the researchers were wrong....
This image from the work of John Sparks and David Gruber shows a young snailfish under normal light (top) and under blue light, which stimulates fluorescence. It is shown that the body and head glow green and the adhesive disc and fins glow red. The reasons why they...
Antarctic krill (Euphausia superba) The Antarctic krill Euphausia superba plays a key role in the Antarctic ecosystem, as most of the animal species of the Southern Polar Sea feed on it. Therefore, an understanding of its distribution and its complex life cycle is...
The diversity of life in Antarctica is influenced by many factors, including its inhabitants, penguins and elephant seals. Researchers from the Free University of Amsterdam have found that these two groups of animals around their colonies promote biodiversity much...
