If the tiniest fraction of day-after-Thanksgiving shoppers donated $50 each (hey, even just $20) to help Amphibian Ark rescue an endangered amphibian species, we’d actually save one — THIS FRIDAY! To donate, go to the Amphibian Ark donor page. That’s what Jeff Corwin would want you to do! It’s the perfect green gift for Black Friday. I waxed on a bit more about this in a previous blog entry. But for those of you with a lot more discretionary income, here’s the scoop on the ultimate eco gift.