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Evolution & Behaviour

showing 11-15 of 52 breaks

Are burrowing snakes digging their own evolutionary grave?

Why is there variation in the number of species between different groups of animals and plants? Why do some groups seem to be more "evolutionarily successful" with a higher number of species than other? For instance, there are over 10,000 species of birds but just... click to read more

  • Vivek Philip Cyriac | PhD student at IISER-TVM Centre for Research and Education in Ecology and Evolution (ICREEE) and School of Biology, Indian Institute of Science Education and Research Thiruvananthapuram, Thiruvananthapuram, India
Views 1190
Reading time 3.5 min
published on Oct 26, 2018
Fair or unfair? The infinite patience of domestic dogs

It is likely not surprising to anyone reading this that humans have a strong sense of fairness. We recognize and respond to inequities from a very young age, and we continue to strive for equity throughout our lives. Though many may consider this a uniquely... click to read more

  • Jenny Essler | Postdoctoral Research Fellow at Messerli - Research Institute, University of Veterinary Medicine, Vienna, Austria
Views 698
Reading time 3.5 min
published on Oct 12, 2018
New fossil giraffe helps unravel the evolution of this iconic family

Despite everyone thinking of a giraffe's long neck as its distinguishing feature its family members are defined by two characteristics unrelated to necks: they all have double-lobed canine teeth (like a boxing glove), and ossicones, a special type of bony outcroppings covered by hair on... click to read more

  • María Ríos Ibáñez | Postdoctoral Research Fellow at Department of Paleobiology, Museo Nacional de Ciencias Naturales (CSIC), Madrid, Spain
Views 701
Reading time 3.5 min
published on Oct 5, 2018
Shrunken heads: a curious strategy to survive winter

Phenotypic plasticity is a remarkable capacity of organisms to change their morphology, physiology, and behavior to adapt to their environment. This ability enables individuals to cope with changes in the environmental conditions within their lifespan. Organisms inhabiting seasonal environments undergo seasonal plastic changes to cope... click to read more

  • Javier Lázaro | PhD student at Max Planck Institute for Ornithology, Department of Migration and Immuno-Ecology, group of Resource Fluctuations and Animal Movement, Germany
Views 1942
Reading time 4 min
published on Sep 24, 2018
The snake with the skin of a rhino…that eats babies!

Legends say that the rhinoceros has skin that can withstand a gunshot. Despite the slight exaggeration, without a doubt the rhinoceros bears one of the toughest hides in the animal kingdom, stretching as thick as 5 cm and woven together specifically to repel attacks. What... click to read more

  • Dawei Han | PhD student at Department of Anatomy, Kirksville College of Osteopathic Medicine, Missouri School of Dentistry and Oral Health, A.T. Still University, Kirksville, USA
  • Bruce A. Young | Professor at Department of Anatomy, Kirksville College of Osteopathic Medicine, Missouri School of Dentistry and Oral Health, A.T. Still University, Kirksville, USA
Views 730
Reading time 3.5 min
published on Sep 21, 2018