John A. McSkinley

John A. McSkinley

John A. McSkinley
More ideas from John A.
Creating a Waterfall in a Planted Aquarium (AquaScaping World Magazine)

Creating a Waterfall in a Planted Aquarium (AquaScaping World Magazine) they used white sand to create the underwater falls illusion!

A comparative look at the brain sizes of different species

emt-monster: “ asapscience: “ A comparative look at the brain sizes of different species. ” Brain size is interesting if you compare it to body size. The larger the body, the more brain is needed to.