When you go to Sri Lanka, take cash along as well. The larger establishments will definitely take credit cards, but smaller business and restaurants won't. And ATM cards have been slow to find their way into the country, especially in remote locations. The currency there is more stable, but still you won't get the kind of spread we did in Argentina. Best to exchange it at a bank, or ask your hotel people how many US $$ things are.
Yes, Arctic birds are common in southern USA, Central and South America and further north during migration. But to see them in their beautiful breeding colours, you need to go to the Arctic in spring or early summer. This plover had already changed to grey by mid-August.
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