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Evolution & Behaviour

showing 16-20 of 52 breaks

Ant medics: wound treatment in a predatory species

When we get injured we treat our wounds. Our skin is an important barrier against pathogens and if it breaks we have to keep it clean. If we are not able to do so ourselves, we go to a doctor to do it for us.... click to read more

  • Erik Frank | Postdoctoral Research Fellow at University of Lausanne Biophore Department of Ecology and Evolution CH - 1015 Lausanne, Switzerland
Views 792
Reading time 4 min
published on Sep 19, 2018
Bloody-Minded Parasites and Sex

Most plants and animals reproduce sexually. Why is sex so common? This question has intrigued scientists for generations. Even Darwin pondered its prevalence. Sex occurs when two organisms merge their genetic material. Sexual parents produce genetically distinct offspring. Many organisms, however, reproduce asexually, meaning a... click to read more

  • Kayla Stoy | PhD student at Population Biology, Ecology, and Evolution, Emory University, Atlanta, Georgia, USA
  • Amanda K. Gibson | Assistant Professor at Population Biology, Ecology, and Evolution, Emory University, Atlanta, Georgia, USA
Views 1189
Reading time 3.5 min
published on Sep 17, 2018
The Arctic’s singing whales

The bowhead whale is above all, a whale of superlatives. It is the only large whale to live year-round in the Arctic, its "bowed head" allows it to push up through half a meter of ice, it can live up to 200 years and it... click to read more

  • Kate Stafford | Principal Oceanographer at Applied Physics Laboratory, University of Washington, Washington, USA
Views 1376
Reading time 4 min
published on Sep 13, 2018
The European idea, a 5000 years old concept according to the Bell Beaker culture

The 3rd millennium BC in Occidental Europe and Northern Africa is marked by the appearance of a very specific type of ceramic: the bell beaker. As its name indicates, these beakers have the shape of inverted bells, and were decorated with various geometric patterns. They... click to read more

  • Claudine Abegg | PhD student at Département F.-A. Forel des sciences de l’environnement et de l’eau, Université de Genève, Genève, Switzerland
  • Marie Besse | Professor at Département F.-A. Forel des sciences de l’environnement et de l’eau, Université de Genève, Genève, Switzerland
Views 1146
Reading time 3.5 min
published on Aug 23, 2018
The healthy happiness behind dog ownership

Dogs have been called man's best friend for several centuries and it is not uncommon to read about the stereotype benefits on health and well-being attributed to their companionship. Their presence in a home has been associated with longevity, less loneliness, better adaptation to living... click to read more

  • Mwenya Mubanga | PhD student at SciLifeLab, Uppsala University, Uppsala, Sweden
Views 1053
Reading time 2.5 min
published on Aug 16, 2018