Size Comparison: Apple Snail and Island Apple Snail

Why Charles Darwin Is Smiling


WC suspects that Charles Darwin, wherever he is now, is smiling. The last few months have provided wonderful examples of evolution in action. Here are two. The Snail Kite is a threatened species. It’s primary prey is the native Apple Snail (Pomacea paludosa), but the Apple Snail is threatened by an invasive species of snail, the…