It's believed the sea urchin survived a snack attack by an aquatic lizard An amateur paleontologist has discovered a rare 66-million-year-old sea urchin on a beach in Denmark. Peter Bennicke ...

Long-spined sea urchins have emerged as an environmental issue off Australia's far south coast. Native to temperate waters around New South Wales, the urchins have expanded their range south as ...

Sometimes new parents get lucky. They get “easy” babies. Young sunflower sea stars are the fussy kind—but their adoptive ...

1993). There are a number of other well-described examples where keystone species act as determinate predators. Sea otters (i) regulate sea urchin populations, which in turn feed upon kelp and ...

This includes various groups of sea urchin, which by steadily stripping ... "Lobsters are thought to be 'key' urchin predators which control urchin abundances while sharks are not typically ...

Warming waters and over-hunting the marine mammals that once brought balance to the ecosystem have led to an overpopulation of Pacific purple sea urchins. And while sprawling urchin barrens sound like ...

To the north and west is the Irish Sea and to the south is the Bristol ... This wealth of marine life also brings many predators to our shores. Predators live by hunting, killing and eating ...

To the north and west is the Irish Sea and to the south is the Bristol ... This wealth of marine life also brings many predators to our shores. Predators live by hunting, killing and eating ...