Jellyfish joyride a threat to the oceans

Early action could be crucial to addressing the problem of major increases in jellyfish numbers, which appears to be the result of human activities.

Orangutan females prefer dominant, cheek-padded males

Unlike most mammals, mature male orangutans exhibit different facial characteristics: some develop large "cheek pads" on their faces; other males do not. A team of researchers studied the difference in reproductive success ...

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