To keep up with evolving prey, rattlesnakes tap genetically diverse venom toolbox - Science Daily

A new study of rattlesnakes in the western U.S. sheds light on how the reptiles evolve over time to keep up with prey resistance to their venom.

In the evolutionary arms race between rattlesnakes and their prey, rodents, birds and other reptiles develop resistance to the snakes' deadly venom to survive. But new research led by the University … [+5775 chars]

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