Birds prey on bears’ leftover goose egg scraps
Polar bears and grizzlies in the Arctic are scaring snow geese from their nests to consume their eggs, leaving a clear path for gulls and ravens to prey on their ...
ravens
At a Marine base, tortoises decline while ravens thrive
At a Marine Corps base in the Mojave Desert, biologists were finding that as ravens (Corvus corax) were increasing, endangered Mojave desert tortoises (Gopherus ...