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Evolution & Behaviour

showing 16-20 of 95 breaks

Blood from a golden stone: dinosaur discoveries within amber

In his novel Jurassic Park, Michael Crichton envisioned dinosaurs being cloned using DNA from the blood inside ancient mosquitoes preserved within amber. Amber is a fossilized tree resin (not sap) that often contains plant and animal remains and protects them from many forms of decay.... click to read more

  • W. Scott Persons | Postdoctoral Research Fellow at Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada
  • Philip J. Currie | Professor at Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada
  • Corwin Sullivan | Associate Professor at Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada
Views 1259
Reading time 4 min
published on Jan 10, 2020
Life’s early dinner parties

Ediacaran life is represented by a group of bizarre-looking fossils that are the remnants of the first complex life in Earth's oceans from over half a billion years ago. During this time, life was sessile and tranquil, with few traces of large-scale predation and movement.... click to read more

Views 1145
Reading time 3.5 min
published on Jan 9, 2020
The social life of a fish shoal in ancient times

The coordinated movements of bird flocks, fish schools, and insect swarms are among the most impressive collective behaviors in the animal world. Such coordination can be achieved by simple behavioral rules for social interactions, like avoiding a collision from close neighbors and attraction towards distant... click to read more

  • Nobuaki Mizumoto | Postdoctoral Research Fellow at School of Life Sciences, Arizona State University, Tempe, AZ, USA
Views 1356
Reading time 3.5 min
published on Dec 16, 2019
How behavior can transcend generations

The brain is a specialized organ that interprets information about the surroundings and translates it into behavior, allowing animals to cope with their dynamic environments. Ever since antiquity, thinkers (and helpless parents) have suggested that the activity of one's brain could somehow impact the fate... click to read more

  • Itai Antoine Toker | PhD student at Department of Neurobiology, Wise Faculty of Life Sciences, Tel Aviv University, Israel
Views 1829
Reading time 3.5 min
published on Dec 10, 2019
Ancient human DNA from a 10000 years old "chewing gum"

In recent decades ancient DNA has been continuously used as a part of the tool-kit for studying human history and evolution. Ancient human DNA is found in both organic and inorganic material, for example, bones, teeth, mummified materials, coprolites, soil, etc. Bones and teeth harbor the... click to read more

  • Natalija Kashuba | PhD student at Department of Archaeology and Ancient History, Archaeology, Uppsala University, Sweden
Views 1965
Reading time 3 min
published on Dec 3, 2019