Flipkart

Flipkart.com
Showing posts with label Canadian Rocky Mountains. Show all posts
Showing posts with label Canadian Rocky Mountains. Show all posts

22 Dec 2011

An eye opener

A discovery reported in June 2011 of a 515-million-year-old fossil of a fearsome predator, an Early Cambrian Anomalocaris, with well-preserved compound eyes provided the much-needed opportunity to study the early evolution of the visual organs. 


The Hindu : Opinion / Editorial : An eye opener

The perfect hexagonal packing of the lenses seen in the most recently discovered fossil “pushes the origin of compound eyes further down” the arthropod evolutionary tree.