President Obama celebrates class of 2014
He punctuates speech on climate change with hearty “Zot! Zot! Zot!”
June 16, 2014
He punctuates speech on climate change with hearty “Zot! Zot! Zot!”
UC Irvine and Wesleyan University biologists have learned that caterpillars that feed on one or two plant species are better able to hide from predatory birds than caterpillars that consume a wide variety of plants.