Snakes' secret language of ultraviolet color: A hidden world of predator evasion and camouflage

In the study of why and how animals look the way they do, color is king—at least, the range of color humans can see. A ...
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Do you know all 28 species of snakes in Iowa? Here's how you can identify them:

Iowa has 28 species of snakes, five of which are venomous. Snakes form a key part of the ecosystems they inhabit, helping to keep populations of mice, squirrels, other small animals and even insects ...