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Evolution & Behaviour

showing 51-55 of 160 breaks

It’s clear: the glass frog’s transparent belly has a special advantage

Imagine you are a small frog, only one or two centimeters long, sitting on a leaf high up in the canopy of Ecuador's tropical rainforest. This is one of the most biodiverse places in the world with thousands of species living around you, many of... click to read more

  • James B. Barnett | Postdoctoral Research Fellow at Department of Psychology, Neuroscience & Behaviour, McMaster University 1280 Main Street West, Hamilton, Ontario, L8S 4K1, Canada
Views 8504
Reading time 3.5 min
published on Jan 20, 2021
Sneaking Giants: how humpback whales avoid scattering their fish prey

Small prey animals are generally much slower than the predators attacking them, but have a distinct advantage that can help them escape: maneuverability. When a prey observes a predator approaching, the change in the predator's visual profile gives it a good idea of the size... click to read more

  • Nicholas Carey | Postdoctoral Researcher at Hopkins Marine Station, Stanford University
  • Dave Cade | Postdoctoral Researcher at Hopkins Marine Station, Stanford University
Views 3621
Reading time 3.5 min
published on Jan 13, 2021
How small warm-blooded feathered flying dinosaurs came to be

Dinosaurs have fascinated society for ages, or at least since the first specimens were described by Sir Richard Owen in the 19th century. These extinct ‘terrible reptiles’ supported the evolving world proposed by Darwin, exemplified by the discovery of a fossil in Germany, only two... click to read more

  • Enrico L. Rezende | Associate Professor at Center of Applied Ecology and Sustainability (CAPES), Departamento de Ecología, Facultad de Ciencias Biológicas, Pontificia Universidad Católica de Chile
Views 5136
Reading time 3.5 min
published on Jan 7, 2021
7000 years of the peopling of present-day France revealed by paleogenomics

By accessing the genomes of past populations, researchers have revealed how migrations have been at the origin of major cultural changes for our societies. Some of them have shaped Europe's modern genetic heritage. In France, this type of study had only been carried out on... click to read more

  • Melanie Pruvost | Research fellow at University of Bordeaux, CNRS, UMR5199 De la Préhistoire à l’Actuel : Culture, Environnement et Anthropologie (PACEA), allée Geoffroy Saint-Hilaire, 33600 Pessac
Views 4671
Reading time 3.5 min
published on Dec 23, 2020
Elpistostege: a fish with legs or a tetrapod with fins?

Around 350 B.C., the Greek philosopher Aristotle asserted that our hand is the "tool of tools." Our hands and fingers help us to work, to create, to communicate. But when did these anatomical structures appear in our distant ancestors? For the past 530 million years... click to read more

  • Richard Cloutier | Professor at Université du Québec à Rimouski, Québec, Canada
  • John A. Long | Strategic Professor at Flinders University, Adelaide, Australia
  • Alice M. Clement | Researcher at Flinders University, Adelaide, Australia
Views 11039
Reading time 4 min
published on Dec 16, 2020