Evolution & Behaviour
Ships with hitchhiking critters connect Antarctica to the rest of the world
Antarctica may seem like it is cut off from the rest of the world but in our modern, globalized world Antarctica is connected to all of us, everywhere, via ships. For millions of years Antarctica was unreachable for most marine animals and seaweeds who are... click to read more
Notes from underground: naked mole-rats and vocal dialects
Naked mole-rats are highly unusual rodents. These long-lived, cold-blooded mammals are immune to certain types of pain, highly resistant to cancer and able to survive up to 18 minutes without oxygen. They have a highly cooperative social lifestyle, rare among mammals but common in insects... click to read more
When it comes to the giant bacterium Achromatium, everything is everywhere
Bacteria of the genus Achromatium are known since the 1890s. They occupy the uppermost layer of aquatic sediments at the boundary between the oxic water and the anoxic benthos where Achromatium uses sulfide for energy. Achromatium is recognizable by two distinctive features: (1) it is... click to read more
Snake uses its split jaws as a knife and fork
Many animals use their limbs to handle their food and obtain edible pieces from it. To take a relatable example, we humans peel fruits, fillet fish, and break crabs with our hands and tools. In contrast, most animals that lack limbs (like snakes) would be... click to read more
The puzzling history of South American mammals
When the Isthmus of Panama formed, it connected North and South America, allowing the interchange of the previously separated faunas from two continents. A puzzling aspect of this interchange is that North American mammals seem to be more successful. The fossil record shows more mammals... click to read more
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