It’s a shark eat shark world. Researchers find evidence that large sharks may be hunting each other.
In the ocean food chain, large sharks generally only have to worry about keeping orcas at bay — but a new
Read MoreIn the ocean food chain, large sharks generally only have to worry about keeping orcas at bay — but a new
Read MoreAmericans are more at risk from the deadly effects of heat than ever before, a new study found. Researchers from
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