Wild Things: Life as We Know It

Butterflies, clicking antelopes, creatures of the deep and more

A study shows that cabbage white butterflies with their hindwings removed could fly as far and as high as before. (JoeLena / iStockPhoto)


Sea Snake
(Cheryl Carlin)
It was "long-standing dogma" that sea snakes subsist on saltwater, say researchers from the University of Florida and elsewhere. But when they tested venomous kraits in the lab, the snakes drank only freshwater or highly diluted saltwater. Conclusion: the sea-dwelling reptiles must drink river or spring water that flows into the ocean or rainwater that pools on the sea surface.
Listen for the subtle clicks of the eland bull's knees

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