Once a month get new photos and expert tips.
Go to the Galápagos Islands for a look at a marine iguana, which feeds on underwater algae.
Go to Australia's Alice Springs Desert Park and watch a thorny devil lizard padding through the outback.
See stilt birds tiptoeing around a green iguana on the grasslands of Venezuela's Orinoco River.
Think your photo is the "Ultimate" winner? Submit your best in six different categories.
See how Lipton is dedicated to sustainable agriculture. View pictures from Boyd Matson's trip to Africa.
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