Have you seen these Canada goslings around lately? They're so cute, until they grow up and hold up neighborhood traffic, or worse, decide to fly into the side of your vehicle, taking off your mirror while you are driving. Ever wonder why they stay in Jacksonville all year long? Aren't they supposed to migrate back to Canada at some point? Why do you think this is?
UPDATE 5/16: Here's why. A great example of how the (outer) environment can affect an organism's inherited characteristics.
UPDATE 5/16: Here's why. A great example of how the (outer) environment can affect an organism's inherited characteristics.
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