Keystone Species: The Remarkable Benefits

Keystone Species: The Remarkable Benefits

I keep reading about keystone species. But what is one exactly?  Is it a new type of animal or plant? Not exactly, but let’s start with a comparison. Think about what a starfish and an elephant might have in common. They eat different things. Starfish eat meat (hmm, that’s interesting) and elephants eat plants. There are only 3 species of elephant, but over 2,000 species of starfish.