Yosemite Turtles Return After Bullfrogs Are Removed
Scientists tracked four ponds in Yosemite for seven years. Invasive bullfrogs, which prey on young turtles, were removed from the ponds. By 2019, baby native turtles were seen again in the affected ponds.
Context
Context: Invasive species are animals moved into new places where they harm native wildlife. American bullfrogs are a well-known example, having spread widely across the western United States.
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