Copyright © Marcela Gracia 2014. All rights reserved.
Showing posts with label nature. Show all posts
Showing posts with label nature. Show all posts

Sunday, April 27, 2014

Spider eyes

The majority of spider species feed on disease-carrying insects. Keep the spiders alive!

Shellfish, not selfish

Shellfish improve water quality by filtering tiny particles in the water.

Ladybugging

Many species of Ladybugs keep our gardens and agricultural fields free from pests. And also, keep them pretty.

Save the bees!

Bees' colonies have seen a steady decline in the past few years. They are an irreplaceable and necessary unit in our ecosystems.

Friday, April 25, 2014

Today in history

James Watson, Francis Crick, Maurice Wilkins, Rosalind Franklin and collegues publish papers on the structure of DNA.  April 25th, 1953.