How to Kill a Million Sea Stars
Synthetic pheromones offer a promising new means of controlling troublesome crown-of-thorns starfish.
Predators
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To Catch a Killer Shark
Using DNA analysis, scientists linked the same shark to two bites on people. Now, they want to use the work to save other sharks' lives.
To Catch a Killer Shark
Using DNA analysis, scientists linked the same shark to two bites on people. Now, they want to use the work to save other sharks' lives.